175 
SEC. 21478. FORMULATED FUNGICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.88 
Mixtures of 2- 
(trichloromethylsulfanyl)- 
3a,4,7,7a-tetrahydroisoindole- 
1,3-dione (Captan) (CAS No. 
133–06–2) and application 
adjuvants (provided for in 
subheading 3808.92.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21479. CERTAIN FUNGICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.89 
Mixtures of (2Z)-2-[2-fluoro- 
5- 
(trifluoromethy-
l)phenyl]sulfanyl-2-[3-(2- 
methoxyphenyl)-1,3- 
thiazolidin-2- 
ylidene]acetonitrile (CAS No. 
958647–10–4); 1- 
methylpyrrolidin-2-one (CAS 
No. 872–50–4) and 
polyoxyalkylene polystyryl 
phenyl ether (CAS No. 
99734–09–5) (provided for in 
subheading 3808.92.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21480. 
PROTHIOCONAZOLE, 
FLUOPYRAM, 
AND 
TRIFLOXYSTROBIN FUNGICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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176 
‘‘ 
9902.23.90 
Product mixtures containing 
2-[2-(1-chlorocyclopropyl)-3- 
(2-chlorophenyl)-2- 
hydroxypropyl]-1H-1,2,4-tri-
azole-3-thione 
(Prothioconazole) (CAS No. 
178928–70–6), N-[2-[3- 
chloro-5-(trifluoromethyl) 
pyridin-2-yl]ethyl]-2- 
(trifluoromethyl)benzamide 
(Fluopyram) (CAS No. 
658066–35–4) and (2E)-2- 
methoxyimino-2-[2-[[(E)-1- 
[3-(trifluoromethyl)phenyl] 
ethylideneamino]oxymethyl] 
phenyl]acetate 
(Trifloxystrobin) (CAS No. 
141517–21–7) (provided for 
in subheading 3808.92.15) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21481. 
PROTHIOCONAZOLE, 
METALAXYL, 
AND 
TEBUCONAZOLE FUNGICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.91 
Product mixtures containing 
2-[(2RS)-2-(1- 
chlorocyclopropyl)-3-(2- 
chlorophenyl)-2- 
hydroxypropyl]-2H-1,2,4-tri-
azole-3(4H)-thione 
(Prothioconazole) (CAS No. 
178928–70–6), methyl N-(2- 
methoxyacetyl)-N-(2,6-xylyl)- 
DL-alaninate (Metalaxyl) 
(CAS No. 57837–19–1) and 
(RS)-1-p-chlorophenyl-4,4-di-
methyl-3-(1H-1,2,4-triazol-1- 
ylmethyl) pentan-3-ol 
(Tebuconazole) (CAS No. 
107534–96–3) (provided for 
in subheading 3808.92.15) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21482. MANCOZEB AND CHLOROTHALONIL FORMULA-
TIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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177 
‘‘ 
9902.23.92 
Formulations of 
zinc;manganese(2+);N-[2- 
(sulfidocarbothioylamin-
o)ethyl]carbamodithioate 
(Mancozeb) (CAS No. 8018– 
01–7) and 2,4,5,6- 
tetrachlorobenzene-1,3- 
dicarbonitrile (Chlorothalonil) 
(CAS No. 1897–45–6) (pro-
vided for in subheading 
3808.92.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21483. MIXTURES OF PICARBUTROX AND APPLICATION 
ADJUVANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.93 
Mixtures of tert-butyl N-[6- 
[[(Z)-[(1-methyltetrazol-5-yl)- 
phenylmethyliden-
e]amino]oxymethyl]pyridin-2- 
yl]carbamate (Picarbutrox) 
(CAS No. 500207–04–5) and 
application adjuvants (pro-
vided for in subheading 
3808.92.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21484. MIXTURES OF TETRACONAZOLE AND APPLICA-
TION ADJUVANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.94 
Mixtures of 1-[2-(2,4- 
dichlorophenyl)-3-(1,1,2,2- 
tetrafluoroethoxy)propyl]- 
1,2,4-triazole (Tetraconazole) 
(CAS No. 112281–77–3) and 
application adjuvants (pro-
vided for in subheading 
3808.92.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21485. MANCOZEB AND AZOXYSTROBIN FORMULA-
TIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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178 
‘‘ 
9902.23.95 
Formulations containing 
zinc;manganese(2+);N-[2- 
(sulfidocarbothioylamin-
o)ethyl]carbamodithioate 
(Mancozeb) (CAS No. 8018– 
01–7) and methyl (E)-2-[2- 
[6-(2- 
cyanophenoxy)pyrimidin-4- 
yl]oxyphenyl]-3-methoxyprop- 
2-enoate (Azoxystrobin) (CAS 
No. 131860–33–8) (provided 
for in subheading 
3808.92.28) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21486. 
MIXTURES 
OF 
CYMOXANIL 
AND 
FUMED 
DIOXOSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.96 
Mixtures of (1E)-2- 
(ethylcarbamoylamino)-N- 
methoxy-2-oxoethanimidoyl 
cyanide (Cymoxanil) (CAS 
No. 57966–95–7), fumed 
dioxosilane (CAS No. 
112945–52–5), and applica-
tion adjuvants (provided for 
in subheading 3808.92.30) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21487. MICROTHIOL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.97 
Formulations of micronized 
sulfur (CAS No. 7704–34–9) 
(provided for in subheading 
3808.92.30) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21488. FORMULATIONS OF THIENCARBAZONE-METH-
YL, 
IODOSULFURON-METHYL-SODIUM, 
AND 
DICAMBA. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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179 
‘‘ 
9902.23.98 
Product mixtures containing 
methyl 4-[(3-methoxy-4-meth-
yl-5-oxo-1,2,4-triazole-1-car-
bonyl)sulfamoyl]-5- 
methylthiophene-3- 
carboxylate (Thiencarbazone- 
methyl) (CAS No. 317815– 
83–1); sodium;(5-iodo-2- 
methoxycarbonylpheny-
l)sulfonyl-[(4-methoxy-6- 
methyl-1,3,5-triazin-2- 
yl)carbamoyl]azanide 
(Iodosulfuron-methyl-sodium) 
(CAS No. 144550–36–7) and 
3,6-dichloro-2-methoxybenzoic 
acid (Dicamba) (CAS No. 
1918–00–9) (provided for in 
subheading 3808.93.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21489. 
THIENCARBAZONE-METHYL, 
ISOXADIFENETHYL, AND TEMBOTRIONE HER-
BICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.99 
Methyl 4-[(3-methoxy-4- 
methyl-5-oxo-1,2,4-triazole-1- 
carbonyl)sulfamoyl]-5- 
methylthiophene-3- 
carboxylate (Thiencarbazone- 
methyl) (CAS No. 317815– 
83–1), ethyl 5,5-diphenyl-4H- 
1,2-oxazole-3-carboxylate 
(Isoxadifen-ethyl) (CAS No. 
163520–33–0) and 2-[2- 
chloro-4-methylsulfonyl-3- 
(2,2,2- 
trifluoroethoxymethy-
l)benzoyl]cyclohexane-1,3- 
dione (Tembotrione) (CAS 
No. 335104–84–2) (provided 
for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21490. HERBICIDES USED ON GRASSES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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180 
‘‘ 
9902.24.01 
Product mixtures containing 
ethyl (2R)-2-[4-[(6-chloro- 
1,3-benzoxazol-2- 
yl)oxy]phenoxy]propanoate 
(Fenoxaprop-ethyl) (CAS No. 
71283–80–2) (provided for in 
subheading 3808.93.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21491. THIENCARBAZONE-METHYL, ISOXAFLUTOLE, 
AND CYPROSULFAMIDE HERBICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.02 
Product mixtures containing 
methyl 4-[(3-methoxy-4-meth-
yl-5-oxo-1,2,4-triazole-1-car-
bonyl)sulfamoyl]-5- 
methylthiophene-3- 
carboxylate (Thiencarbazone- 
methyl) (CAS No. 317815– 
83–1); (5-cyclopropyl-1,2- 
oxazol-4-yl)-[2- 
methylsulfonyl-4- 
(trifluoromethy-
l)phenyl]methanone 
(Isoxaflutole) (CAS No. 
141112–29–0) and N-[4- 
(cyclopropylcarbamoy-
l)phenyl]sulfonyl-2- 
methoxybenzamide 
(Cyprosulfamide) (CAS No. 
221667–31–8) (provided for 
in subheading 3808.93.15) ...
5% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21492. 
THIENCARBAZONE-METHYL 
AND 
IODOSULFURON-METHYLSODIUM 
HERBI-
CIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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181 
‘‘ 
9902.24.03 
Product mixtures containing 
methyl 4-[(3-methoxy-4-meth-
yl-5-oxo-1,2,4-triazole-1-car-
bonyl)sulfamoyl]-5- 
methylthiophene-3- 
carboxylate (Thiencarbazone- 
methyl) (CAS No. 317815– 
83–1) and sodium (5-iodo-2- 
methoxycarbonylpheny-
l)sulfonyl-[(4-methoxy-6- 
methyl-1,3,5-triazin-2- 
yl)carbamoyl]azanide 
(Iodosulfuron methylsodium) 
(CAS No. 144550–36–7) 
(provided for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21493. THIENCARBAZONE-METHYL AND MEFENPYR- 
DIETHYL HERBICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.04 
Product mixtures containing 
methyl 4-[(3-methoxy-4-meth-
yl-5-oxo-1,2,4-triazole-1-car-
bonyl)sulfamoyl]-5- 
methylthiophene-3- 
carboxylate (Thiencarbazone- 
methyl) (CAS No. 317815– 
83–1) and diethyl 1-(2,4- 
dichlorophenyl)-5-methyl-4H- 
pyrazole-3,5-dicarboxylate 
(Mefenpyr-diethyl) (CAS No. 
135590–91–9) (provided for 
in subheading 3808.93.15) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21494. THIFENSULFURON-METHYL AND TRIBENURON- 
METHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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182 
‘‘ 
9902.24.05 
Formulations of methyl 3- 
[(4-methoxy-6-methyl-1,3,5- 
triazin-2-yl) 
carbamoylsulfamoy-
l]thiophene-2-carboxylate 
(Thifensulfuron-methyl) 
(CAS No. 79277–27–3) and 
methyl 2-[[(4-methoxy-6- 
methyl-1,3,5-triazin-2-yl)- 
methylcarbamoy-
l]sulfamoyl]benzoate 
(Tribenuron-methyl) (CAS 
No. 101200–48–0) and appli-
cation adjuvants (provided 
for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21495. TRIBENURON-METHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.06 
Formulations of methyl 2- 
[[(4-methoxy-6-methyl-1,3,5- 
triazin-2-yl)- 
methylcarbamoy-
l]sulfamoyl]benzoate 
(Tribenuron-methyl) (CAS 
No. 101200–48–0) and appli-
cation adjuvants (provided 
for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21496. CHLORSULFURON AND METSULFURON-METHYL 
FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.07 
Formulations of 1-(2- 
chlorophenyl)sulfonyl-3-(4- 
methoxy-6-methyl-1,3,5- 
triazin-2-yl)urea 
(Chlorsulfuron) (CAS No. 
64902–72–3), methyl 2-[(4- 
methoxy-6-methyl-1,3,5- 
triazin-2- 
yl)carbamoylsulfamoyl] ben-
zoate (Metsulfuron Methyl) 
(CAS No. 74223–64–6) and 
application adjuvants (pro-
vided for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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183 
SEC. 21497. THIFENSULFURON-METHYL AND FLUROXYPYR 
FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.08 
Formulations of methyl 3- 
[(4-methoxy-6-methyl-1,3,5- 
triazin-2-yl) 
carbamoylsulfamoy-
l]thiophene-2-carboxylate 
(Thifensulfuron-methyl) 
(CAS No. 79277–27–3), 2- 
(4-amino-3,5-dichloro-6- 
fluoropyridin-2-yl)oxyacetic 
acid (Fluroxypyr) (CAS No. 
69377–81–7) and application 
adjuvants (provided for in 
subheading 3808.93.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21498. ACIFLUROFEN FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.09 
Formulations of sodium;5-[2- 
chloro-4- 
(trifluoromethyl)phenoxy]-2- 
nitrobenzoate (Aciflurofen) 
(CAS No. 62476–59–9) (pro-
vided for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21499. S-METOLACHLOR AND MESTRIONE HERBI-
CIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.10 
Formulations of 2-chloro-N- 
(2-ethyl-6-methylphenyl)-N- 
[(2S)-1-methoxypropan-2- 
yl]acetamide (S-Metolachlor) 
(CAS No. 87392–12–9) and 
4-amino-6-tert-butyl-3- 
methylsulfanyl-1,2,4-triazin- 
5-one (Mestrione) (CAS No. 
21087–64–9) (provided for in 
subheading 3808.93.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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184 
SEC. 21500. METRIBUZIN FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.11 
Formulations of 4-amino-6- 
tert-butyl-3-methylsulfanyl- 
1,2,4-triazin-5-one 
(Metribuzin) (CAS No. 
21087–64–9) (provided for in 
subheading 3808.93.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21501. PENDIMETHALINE AND METRIBUZINE FORMU-
LATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.12 
Formulations of 3,4-di-
methyl-2,6-dinitro-N-pentan- 
3-ylaniline (Pendimethaline) 
(CAS No. 40487–42–1) and 
4-amino-6-tert-butyl-3- 
methylsulfanyl-1,2,4-triazin- 
5-one (Metribuzine) (CAS 
No. 21087–64–9) (provided 
for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21502. FORMULATIONS OF S-METOLACHLOR AND 
METRIBUZIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.13 
Formulations of 2-chloro-N- 
(2-ethyl-6-methylphenyl)-N- 
[(2S)-1-methoxypropan-2- 
yl]acetamide (S-Metolachlor) 
(CAS No. 87392–12–9) and 
4-amino-6-tert-butyl-3- 
methylsulfanyl-1,2,4-triazin- 
5-one (Metribuzin) (CAS No. 
21087–64–9) (provided for in 
subheading 3808.93.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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185 
SEC. 21503. THIFENSULFURON-METHYL AND TRIBENURON- 
METHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.14 
Formulations of methyl 2- 
[[(4-methoxy-6-methyl-1,3,5- 
triazin-2-yl)- 
methylcarbamoyl] sul-
famoyl]benzoate (Tribenuron- 
methyl) (CAS No. 101200– 
48–0) and 3-[(4-methoxy-6- 
methyl-1,3,5-triazin-2- 
yl)carbamoylsulfamoyl] 
thiophene-2-carboxylic acid 
(Thifensulfuron) (CAS No. 
79277–67–1) and application 
adjuvants (provided for in 
subheading 3808.93.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21504. METSULFURON-METHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.15 
Formulations of methyl 2- 
[(4-methoxy-6-methyl-1,3,5- 
triazin-2-yl) 
carbamoylsulfamoyl]benzoate 
(Metsulfuron-methyl) (CAS 
No. 74223–64–6) and appli-
cation adjuvants (provided 
for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21505. CHLORIMURON-ETHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.16 
Formulations of ethyl 2-[(4- 
chloro-6-methoxypyrimidin-2- 
yl)carbamoylsulfamoyl] ben-
zoate (Chlorimuron-ethyl) 
(CAS No. 90982–32–4) and 
application adjuvants (pro-
vided for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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186 
SEC. 21506. MIXTURES OF BROMOXYNIL OCTANOATE AND 
BROMOXYNIL HEPTANOATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.17 
Mixtures of 2,6-dibromo-4- 
cyanophenyl octanoate 
(Bromoxynil octanoate) (CAS 
No. 1689–99–2) and 2,6- 
dibromo-4-cyanophenyl 
heptanoate (Bromoxynil 
heptanoate) (CAS No. 
56634–95–8) (provided for in 
subheading 3808.93.15) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21507. SULFOMETURON-METHYL AND METSULFURON- 
METHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.18 
Formulations of methyl 2- 
[(4,6-dimethylpyrimidin-2- 
yl)carbamoylsulfamoyl] ben-
zoate (Sulfometuron-methyl) 
(CAS No. 74222–97–2) and 
methyl 2-[(4-methoxy-6-meth-
yl-1,3,5-triazin-2- 
yl)carbamoylsulfamoyl] ben-
zoate (Metsulfuron-methyl) 
(CAS No. 74223–64–6) and 
application adjuvants (pro-
vided for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21508. 
CHLORIMURON-ETHYL 
AND 
TRIBENURON- 
METHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.19 
Formulations of ethyl 2-[(4- 
chloro-6-methoxypyrimidin-2- 
yl)carbamoylsulfamoyl] ben-
zoate (Chlorimuron-ethyl) 
(CAS No. 90982–32–4) and 
methyl 2-[[(4-methoxy-6- 
methyl-1,3,5-triazin-2-yl)- 
methylcarbamoyl]sulfamoyl] 
benzoate (Tribenuron-methyl) 
(CAS No. 101200–48–0) and 
application adjuvants (pro-
vided for in subheading 
3808.93.15) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21509. FORMULATIONS CONTAINING TIAFENACIL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.20 
Formulations containing 
methyl 3-[2-[2-chloro-4- 
fluoro-5-[3-methyl-2,6-dioxo- 
4-(trifluoromethyl)pyrimidin- 
1-yl]phenyl] 
sulfanylpropanoylamin-
o]propanoate (Tiafenacil) 
(CAS No. 1220411–29–9) 
(provided for in subheading 
3808.93.15) ...........................
0.9% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21510. DIURON 80. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.21 
Formulated products con-
taining mixtures of 3-(3,4- 
dichlorophenyl)-1,1- 
dimethylurea (CAS No. 330– 
54–1) and application adju-
vants (provided for in sub-
heading 3808.93.15) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21511. FLAZASULFURON HERBICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.22 
Formulations of 1-(4,6- 
dimethoxypyrimidin-2-yl)-3- 
[3-(trifluoromethyl)pyridin-2- 
yl]sulfonylurea 
(Flazasulfuron) (CAS No. 
104040–78–0) (provided for 
in subheading 3808.93.15) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21512. THIFENSULFURON-METHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.23 
Formulations of methyl 3- 
[(4-methoxy-6-methyl-1,3,5- 
triazin-2-yl) 
carbamoylsulfamoy-
l]thiophene-2-carboxylate 
(Thifensulfuron-methyl) 
(CAS No. 79277–27–3) and 
application adjuvants (pro-
vided for in subheading 
3808.93.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21513. HERBICIDE FOR FARM AND RANCH USE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.24 
Formulations of (RS)-2- 
Chloro-N-(2-ethyl-6-methyl- 
phenyl)-N-(1-methoxypropan- 
2-yl)acetamide (S- 
metolachlor) (CAS No. 
87392–12–9) and ammonium 
(2RS)-2-amino-4- 
(methylphosphinato)butyric 
acid (Glufosinate) (CAS No. 
77182–82–2) (provided for in 
subheading 3808.93.50) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21514. PROPANIL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.25 
Formulations of N-(3,4- 
dichlorophenyl)propanamide 
(Propanil) (CAS No. 709– 
98–8) (provided for in sub-
heading 3808.93.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21515. THIFENSULFURON FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.26 
Formulations of 3-[(4- 
methoxy-6-methyl-1,3,5- 
triazin-2- 
yl)carbamoylsulfamoyl] 
thiophene-2-carboxylic acid 
(Thifensulfuron) (CAS No. 
79277–67–1) and application 
adjuvants (provided for in 
subheading 3808.93.50) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21516. TOLPYRALATE AND NICOSULFURON HERBI-
CIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.27 
Formulations of (RS)-1-{1- 
ethyl-4-[4-mesyl-3-(2- 
methoxyethoxy)-o- 
toluoyl]pyrazol-5-yloxy}ethyl 
methyl carbonate 
(Tolpyralate) (CAS No. 
1101132–67–5) and 2-[(4,6- 
dimethoxypyrimidin-2- 
yl)carbamoylsulfamoyl]-N,N- 
dimethylpyridine-3- 
carboxamide (Nicosulfuron) 
(CAS No. 111991–09–4) 
(provided for in subheading 
3808.93.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21517. MIXTURES OF MAGNESIUM SALTS AND APPLI-
CATION ADJUVANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.28 
Mixtures of magnesium 
dinitrate (CAS No. 10377– 
60–3), 5-chloro-2-methyl-1,2- 
thiazol-3-one (CAS No. 
26172–55–4), 2-methyl-1,2- 
thiazol-3-one (CAS No. 
2682–20–4), magnesium di-
chloride (CAS No. 7786–30– 
3), and application adjuvants 
(provided for in subheading 
3808.94.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21518. NISIN FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.29 
Nisin preparations including 
2.5 percent Nisin and 92 per-
cent salt (CAS No. 1414–45– 
5) (provided for in sub-
heading 3808.99.95) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21519. CERTAIN FIXATIVES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.30 
Dye fixative used in the tex-
tile industry containing 
benzenesulfonic acid, hy-
droxy-, sodium salt (1:1), 
polymer with formaldehyde 
and 4,4′-sulfonylbis(phenol) 
(CAS No. 71832–81–0) (pro-
vided for in subheading 
3809.91.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21520. FUEL OIL ADDITIVES: COLD FLOW IMPROVERS 
CONTAINING 
POLY(ETHYLENE-CO-ETHENYL 
ACETATE). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.31 
Mixtures containing 
poly(ethylene-co-ethenyl ace-
tate) (CAS No. 24937–78–8) 
used as a cold flow improver 
for fuel oils (provided for in 
subheading 3811.90.00) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21521. FUEL OIL ADDITIVES: COLD FLOW IMPROVERS 
CONTAINING FUMARATE VINYL ACETATE CO- 
POLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.32 
Mixtures containing fumarate 
vinyl acetate co-polymer 
(CAS No. 68954–13–2) used 
as a cold flow improver for 
fuel oils (provided for in sub-
heading 3811.90.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21522. CRUDE OIL ADDITIVES: COLD FLOW IMPROV-
ERS CONTAINING FUMARATE VINYL ACETATE 
COPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.33 
Mixtures containing fumarate 
vinyl acetate copolymer (CAS 
No. 68954–15–4 or 68954– 
14–3) used as a cold flow im-
prover for crude oil (provided 
for in subheading 
3811.90.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21523. POUR POINT DEPRESSANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.34 
Mixtures containing hydro-
phobic acrylic polymer (CAS 
No. 27029–57–8) used as a 
pour point depressant for 
crude oil (provided for in sub-
heading 3811.90.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21524. FUEL OIL ADDITIVES: COLD FLOW IMPROVERS 
CONTAINING POLY (ETHYLENE-CO-ETHENYL 
ACETATE AND VINYL 2-ETHYL HEXANOATE). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.35 
Mixtures containing poly 
(ethylene-co-ethenyl acetate 
and vinyl 2-ethyl hexanoate) 
(CAS No. 52856–75–4) used 
as a cold flow improver for 
fuel oil (provided for in sub-
heading 3811.90.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21525. 
POLY(ISOBUTYLENE) 
HYDROFORMYLATION 
PRODUCTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.36 
Mixtures consisting of 
poly(isobutylene) 
hydroformylation products, 
reaction products with ammo-
nia (CAS No. 337367–30–3), 
used in the production of gas-
oline detergent additive pack-
ages (provided for in sub-
heading 3811.90.00) .............
5% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21526. INPUT FOR RUBBER PRODUCTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.37 
Mixtures of 3-(3,4- 
dichlorophenyl)-1,1- 
dimethylurea (CAS No. 330– 
54–1) with acrylate rubber 
(provided for in subheading 
3812.10.10) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21527. MIXTURES OF OLIGOMERS AS GENERAL ANTI-
OXIDANTS FOR RUBBER TIRES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.38 
Mixtures of oligomers of 
2,2,4-trimethyl-1,2- 
dihydroquinoline (CAS Nos. 
147–47–7 and 26780–96–1) 
as general antioxidants for 
rubber tires (provided for in 
subheading 3812.31.00) ........
4.4% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21528. 
BENZENE, 
2,4-DIISOCYANATO-1,3,5-TRIS(1- 
METHYLETHYL)-, HOMOPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.39 
Benzene, 2,4-diisocyanato- 
1,3,5-tris(1-methylethyl)-, 
homopolymer (CAS No. 
29963–44–8) (provided for in 
subheading 3812.39.60) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21529. AROMATIC AMINE ANTIOXIDANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.40 
Aromatic amine liquid anti-
oxidants for various polymers 
consisting of benzenamine, 
N-phenyl-, reaction products 
with 2,4,4-trimethylpentene 
(CAS No. 68411–46–1) (pro-
vided for in subheading 
3812.39.60) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21530. ANTIOXIDANT BLENDS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.41 
Antioxidant blends for poly-
mers consisting of 
tetrakismethylene (3, 5-di-t- 
butyl-4- 
hydroxyhydrocinnamate) 
methane (CAS No. 6683–19– 
8) and tris (2, 4-di-t- 
butylphenyl) phosphite (CAS 
No. 31570–04–4) (provided 
for in subheading 
3812.39.60) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21531. ANTIOXIDANT BLENDS TO PROTECT POLYMERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.42 
Antioxidant blends for poly-
mers consisting of N, N′- 
hexamethylene bis[3-(3,5-di-t- 
butyl-4- 
hydroxyphenyl)propionamide] 
(CAS No. 23128–74–7) and 
tris (2, 4-di-t-butylphenyl) 
phosphite (CAS No. 31570– 
04–4) (provided for in sub-
heading 3812.39.60) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21532. SYNTHETIC HYDROTALCITE COATED WITH 
FATTY ACID AND MAGNESIUM STEARATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.43 
Polyvinyl chloride stabilizers 
consisting of magnesium alu-
minum hydroxide carbonate 
(synthetic hydrotalcite) (CAS 
No. 11097–59–9) coated with 
fatty acids (CAS No. 67701– 
03–5) and magnesium stea-
rate (CAS No. 91031–63–9) 
(provided for in subheading 
3812.39.90) ...........................
1.7% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21533. SILICA SCORCH RETARDERS AND POLYMERIZA-
TION INHIBITORS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.44 
Mixtures of precipitated silica 
gel (CAS No. 112926–00–8) 
and (4-hydroxy-2,2,6,6- 
tetramethyl-1- 
piperidinyl)oxidanyl (CAS 
No. 2226–96–2) of a kind 
used as polymerization inhibi-
tors (provided for in sub-
heading 3812.39.90) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21534. SYNTHETIC HYDROTALCITE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.45 
Magnesium aluminum hy-
droxide carbonate (synthetic 
hydrotalcite) (CAS No. 
11097–59–9) coated with a 
vegetable-based (palm oil) 
stearic acid (provided for in 
subheading 3812.39.90) ........
1.6% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21535. 
LIGHT 
STABILIZERS 
FOR 
CONSTRUCTION 
PRODUCTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.46 
Hindered amine light stabi-
lizers for polypropylene, poly-
vinyl chloride and other simi-
lar goods, the foregoing con-
sisting of 1,6-hexanediamine, 
N,N′-bis(2,2,6,6-tetramethyl- 
4-piperidinyl)-, polymer with 
2,4,6-trichloro-1,3,5-triazine, 
reaction products with N- 
butyl-1-butanamine and N- 
butyl-2,2,6,6-tetramethyl-4- 
piperidinamine (CAS No. 
192268–64–7) (provided for 
in subheading 3812.39.90) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21536. LIGHT STABILIZER FOR PLASTICS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.47 
Light stabilizer for plastics 
containing a mixture of 
(2,2,6,6-tetramethy, 4- 
piperidinyl) polymer in 50 
percent polypropylene (CAS 
No. 69447–45–8); 2,2,6,6- 
tetramethylpiperidin-4-yl) 
octadecanoate (CAS No. 
167078–06–0) and 2,2,6,6- 
tetramethylpiperidin-4-ol 
(CAS No. 2403–88–5) (pro-
vided for in subheading 
3812.39.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21537. PREPARATIONS OF BIS(2,4–DICHLOROBENZOYL) 
PEROXIDE 50 PERCENT PASTE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.48 
Preparations each used as an 
initiator (radical source) in 
the crosslinking of polymers 
consisting of bis(2,4- 
dichlorobenzoyl)peroxide 
(CAS No. 133–14–2) and sil-
icone oil (provided for in sub-
heading 3815.90.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21538. DISTILLED TALL OILS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.49 
Distilled tall oils containing 
more than 2 percent by 
weight rosin (CAS No. 8002– 
26–4) (provided for in sub-
heading 3823.13.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21539. PYRIDINE, ALKYL DERIVATIVES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.50 
Pyridine, alkyl derivatives 
(CAS No. 68391–11–7) (pro-
vided for in subheading 
3824.99.28) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21540. POLYISOCYANATE CROSSLINKING AGENTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.51 
Polyisocyanate crosslinking 
agent tris(4- 
isocyanatophenoxy)- 
sulfanylidene-λ5-phosphane 
(CAS No. 4151–51–3) (pro-
vided for in subheading 
3824.99.28) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21541. BONDING AGENT MIXTURES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.52 
Mixture of phenol;propane-1- 
sulfonic acid (CAS No. 
70775–94–9) and 1,3- 
diisocyanato-2- 
methylbenzene;2,4- 
diisocyanato-1-methylbenzene 
(CAS No. 31370–61–3) (pro-
vided for in subheading 
3824.99.28) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21542. LIQUID, CHEMICALLY MODIFIED AMINE COM-
PLEX OF BORON TRIFLUORIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.53 
Liquid, chemically modified 
amine complex of 
(benzylamine)trifluoroboron 
(CAS No. 696–99–1) (pro-
vided for in subheading 
3824.99.28) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21543. PHTHALOCYANINE DERIVATIVE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.54 
1-Octadecanaminium, N,N- 
dimethyl-N-octadecyl-, (Sp-4- 
2)-[29H,31H-phthalocyanine- 
2-sulfonato(3-)-κN29, κN30, 
κN31, κN32]cuprate(1-) 
(CAS No. 70750–63–9) (pro-
vided for in subheading 
3824.99.28) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21544. MIXTURES OF COCAMIDOPROPYL BETAINE, 
GLYCOL 
DISTEARATE, 
LAURETH-4, 
AND 
WATER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.55 
Mixtures of 2-[3- 
(dodecanoylamino)propyl- 
dimethylazaniumyl]acetate 
(Cocamidopropyl betaine) 
(CAS No. 61789–40–0); fatty 
acids, C16–18, esters with 
ethylene glycol (glycol 
distearate) (CAS No. 91031– 
31–1); alcohols C12–14, 
ethoxylated (Laureth-4) 
(CAS No. 68439–50–9) and 
oxidane (water) (CAS No. 
7732–18–5) (provided for in 
subheading 3824.99.41) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21545. MIXTURES OF TALL OIL MONO-, DI-, AND 
TRIGLYCERIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.56 
Mixtures of tall oil mono-, di- 
, and triglycerides of a kind 
used for fuel additives (CAS 
No. 97722–02–6) (provided 
for in subheading 
3824.99.41) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21546. TALLOW-BIS(2-HYDROXYETHYL) AMINES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.57 
Mixtures of fatty substances 
of animal origin containing 
50 percent by weight of 2-(2- 
hydroxyethylamino)ethanol on 
a polyethylene carrier (pro-
vided for in subheading 
3824.99.41) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21547. ADDITIVE MIXTURES FOR METALWORKING 
FLUIDS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.58 
Additive mixtures for metal-
working fluids of 2-[di-
meth-
yl(propyl)azaniumyl]ethyl-[2- 
[2-[2-[2-[2-[2-[2- 
methoxyethy-
l(dimethyl)azaniumyl]ethyl- 
dimethylazaniumy-
l]ethoxy]ethyl- 
dimethylazaniumyl]ethyl- 
dimethylazaniumy-
l]ethoxy]ethyl]- 
dimethylazanium;hexachloride 
(CAS No. 31075–24–8) (pro-
vided for in subheading 
3824.99.55) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21548. NAPHTHENIC ACIDS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.59 
Naphthenic acids composed 
of 3-(3- 
ethylcyclopentyl)propanoic 
acid (CAS No. 1338–24–5) 
having an acidic fraction 
greater than 70 percent (pro-
vided for in subheading 
3824.99.75) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21549. HYDROXYTYROSOL POWDERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.60 
Mixtures containing 
(2R,3S,4R,5R)-2,3,4,5,6- 
pentahydroxyhexanal (CAS 
No. 9050–36–6 (less than 90 
percent by weight)) and 4-(2- 
hydroxyethyl)benzene-1,2-diol 
(CAS No. 10597–60–1 (less 
than 25 percent by weight)) 
(provided for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21550. SECONDARY ALCOHOL ETHOXYLATES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.61 
Mixtures of C12–14-sec-
ondary ethoxylated alcohols 
with an average of less than 
5 ethylene oxide monomer 
units (CAS No. 84133–50–6) 
(provided for in subheading 
3824.99.92) ...........................
2.8% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21551. ETHYLENE GLYCOL DIMERATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.62 
Mixtures containing fatty 
acid polymer of a kind used 
as fuel additives (fatty acids, 
C18-unsaturated, dimers, 
polymers with ethylene gly-
col) (CAS No. 68082–28–0) 
(provided for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21552. TWO-PART LIQUID SILICONE KITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.63 
Two-part liquid silicone kits 
(parts A and B) containing 
58 to 70 percent by weight 
aluminum oxide (CAS No. 
1344–28–1) treated with 
tetrapropyl silicate (CAS No. 
682–01–9), 10 to 20 percent 
by weight ethenyl-[eth-
enyl(dimethyl)silyl]oxy- 
dimethylsilane (CAS No. 
68083–19–2), 5 to 15 per-
cent by weight [di-
meth-
yl(trimethylsilyloxy)silyl]oxy- 
ethenyl-methyl- 
trimethylsilyloxysilane (CAS 
No. 67762–94–1), 5 to 15 
percent by weight iron oxide 
(CAS No. 1309–37–1), 1 to 
3 percent by weight 
bis(dimethylsilyloxy)- 
dimethylsilane (CAS No. 
70900–21–9) and 1 to 3 per-
cent by weight silica, 
[(ethenyldimethylsilyl)oxy]- 
and [(trimethylsilyl)oxy]- 
modified (CAS No. 68988– 
89–6) (provided for in sub-
heading 3824.99.92) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21553. HYDROPHOBIC PRECIPITATED SILICA. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.64 
Siloxanes and silicones, di- 
methyl, reaction products 
with silica (CAS No. 67762– 
90–7) (provided for in sub-
heading 3824.99.92) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21554. SILANE, TRIMETHOXYOCTYL-, HYDROLYSIS 
PRODUCTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.65 
Dioxosilane; 
trimethoxy(octyl)silane (CAS 
No. 92797–60–9) (provided 
for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 
21555. 
1,1,1-TRIMETHYL-N- 
(TRIMETHYLSILYL)SILANAMINE HYDROLYSIS 
PRODUCTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.66 
1,1,1-Trimethyl-N- 
(trimethylsilyl)silanamine hy-
drolysis products with silica 
and 3-(triethoxysilyl)-1- 
propanamine (CAS No. 
199876–44–3) (provided for 
in subheading 3824.99.92) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21556. WATERBORNE EPOXY CURING AGENTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.67 
Waterborne epoxy curing 
agents based on cycloaliphatic 
amine technology containing 
(3-aminimethyl-3,5,5- 
trimethylcyclohexylamine) 
(CAS No. 285513–2) (pro-
vided for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21557. PREPARATIONS BASED ON 1-PHENYLICOSANE- 
1,3-DIONE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.68 
Preparations based on 1- 
phenylicosane-1,3-dione (CAS 
No. 58446–52–9) (provided 
for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21558. MIXTURES OF 2-MERCAPTOPROPIONIC ACID, 
METHYL 
ESTER, 
O-ETHYL 
DITHIOCARBONATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.69 
Mixtures of methyl 2- 
ethoxycarbothioylsulfanylpro-
panoate (CAS No. 351491– 
23–1); heptane (CAS No. 
142–82–5) and 
methanedithione (CAS No. 
75–15–0) (provided for in 
subheading 3824.99.92) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21559. EPOXY CURING AGENTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.70 
Epoxy curing agent mixtures 
of linseed oil polymer with 
bisphenol A, bisphenol A 
diglycidyl ether, 
diethylenetriamine, formalde-
hyde, glycidyl phenyl ether 
and pentaethylenehexamine 
(CAS No. 68915–81–1) (pro-
vided for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21560. ALIPHATIC AMINE CURING AGENTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.71 
[3- 
(Aminomethy-
l)phenyl]methanamine (CAS 
No. 1477–55–0) (provided 
for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21561. NON-HALOGENATED FLAME RETARDANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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204 
‘‘ 
9902.24.72 
Non-halogenated flame 
retardants based on organic 
phosphinates alu-
minum;diethylphosphinate 
(CAS No. 225789–38–8) 
phosphonic acid, aluminum 
salt (3:2) (CAS No. 56287– 
23–1) (provided for in sub-
heading 3824.99.92) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21562. LIGAPHOB N 90. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.73 
Fatty acids, C16–18 and 
C18–unsaturated, sodium 
salts (CAS No. 68424–26–0) 
(provided for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21563. ORGANOMODIFIED SILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.74 
Mixtures of poly[oxy(methyl- 
1,2-ethanediyl)], α-butyl-ω- 
hydroxy- (CAS No. 9003–13– 
8); polysiloxanes, di-Me, hy-
droxy-terminated, ethoxylated 
propoxylated (CAS No. 
64365–23–7); and oxirane, 2- 
methyl-, polymer with oxirane 
(CAS No. 9003–11–6) (pro-
vided for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21564. 
METHYL 
PALMITATE-STEARATE, 
HYDRO-
GENATED. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.75 
Fatty acids, C16–18, methyl 
esters (methyl palmitate-stea-
rate, hydrogenated) (CAS 
No. 85586–21–6) (provided 
for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21565. OLFINE E1010. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.76 
Mixtures of ethane-1,2- 
diol;2,4,7,9-tetramethyldec-5- 
yne-4,7-diol (CAS No. 9014– 
85–1) (provided for in sub-
heading 3824.99.92) .............
1% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21566. 
CERTAIN 
NON-HALOGENATED 
FLAME 
RETARDANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.77 
Non-halogenated flame 
retardants based on organic 
phosphinates alu-
minum;diethylphosphinate 
(CAS No. 225789–38–8) 
phosphoric acid;1,3,5-tri-
azine-2,4,6-triamine (CAS 
No. 218768–84–4) (provided 
for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21567. FLAME RETARDANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.78 
Non-halogenated flame re-
tardant based on organic 
phosphinates alu-
minum;diethylphosphinate 
(CAS No. 225789–38–8) 
phosphoric acid;1,3,5-tri-
azine-2,4,6-triamine (CAS 
No. 218768–84–4) boron zinc 
oxide (CAS No. 12767–90–7) 
(provided for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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206 
SEC. 
21568. 
PREPARATIONS 
BASED 
ON 
ACETYL 
HEXAPEPTIDE-8 AND PENTAPEPTIDE-18. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.79 
Mixtures of propane-1,2,3- 
triol (CAS No. 56–81–5); 
(4S)-4-acetamido-5-[[(2S)-1- 
[[(2S)-1-[[(2S)-5-amino-1- 
[[(2S)-1-[[(2S)-1-amino-5- 
(diaminomethylideneamino)- 
1-oxopentan-2-yl]amino]-5- 
(diaminomethylideneamino)- 
1-oxopentan-2-yl]amino]-1,5- 
dioxopentan-2-yl]amino]-4- 
methylsulfanyl-1-oxobutan-2- 
yl]amino]-4-carboxy-1- 
oxobutan-2-yl]amino]-5- 
oxopentanoic acid (CAS No. 
616204–22–9); L-tyrosyl-D- 
alanylglycyl-L-phenylalanyl- 
L-leucine (CAS No. 64963– 
01–5); 2-hydroxypropane- 
1,2,3-tricarboxylic acid hy-
drate (CAS No. 5949–29–1); 
octane-1,2-diol (CAS No. 
1117–86–8) and water (CAS 
No. 7732–18–5) (provided 
for in subheading 
3824.99.92) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21569. LITHIUM SILICON OXIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.80 
Lithium poly-silicate (lithium 
silicon oxide) in dark gray 
powdered form (CAS No. 
12627–14–4) (provided for in 
subheading 3824.99.92) ........
3.9% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21570. BRANCHED OLEFIN FROM PROPYLENE POLYM-
ERIZATION. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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207 
‘‘ 
9902.24.81 
Branched olefin from pro-
pylene polymerization (12- 
[(2S,3R)-3-octyloxiran-2- 
yl]dodecanoic acid) (CAS No. 
9003–07–0) (provided for in 
subheading 3902.10.00), the 
foregoing other than poly-
propylene in pellet form, con-
taining 1 percent or more but 
not over 10 percent by weight 
of mineral filler (talc) and 10 
percent or more but not over 
30 percent by weight of car-
bon powder ............................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21571. POLYPROPYLENE PELLETS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.82 
Polypropylene in pellet form, 
containing 1 percent or more 
but not over 10 percent by 
weight of mineral filler (talc) 
and 10 percent or more but 
not over 30 percent by weight 
of carbon powder (CAS No. 
9003–07–0) (provided for in 
subheading 3902.10.00) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21572. PROPYLENE-ETHYLENE COPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.83 
Poly(propylene-co-ethylene) 
(CAS No. 9010–79–1) (pro-
vided for in subheading 
3902.30.00), the foregoing 
other than ethylene-propylene 
copolymers containing 50 to 
75 percent by weight of pro-
pylene ....................................
4.9% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21573. ETHYLENE-PROPYLENE COPOLYMERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.24.84 
Ethylene-propylene copoly-
mers, containing 50 to 75 
percent by weight of pro-
pylene (CAS No. 9010–79–1) 
(provided for in subheading 
3902.30.00) ...........................
3.3% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21574. BENZENE ALKYLATED WITH POLYPROPYLENE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.85 
Benzene, polypropylene de-
rivatives (CAS No. 68081– 
77–6) (provided for in sub-
heading 3902.90.00) .............
1.3% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21575. CHLORINATED POLYOLEFIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.86 
Chlorinated polyolefin (1- 
butene, polymer with ethene 
and 1-propene, chloro- and 
tetrahydro-2,5-dioxo-3- 
furanyl-terminated) (CAS 
No. 560096–07–3) (provided 
for in subheading 
3902.90.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21576. ADSORBENT RESIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.87 
Poly(divinylbenzene-co- 
ethylstyrene) (CAS No. 
9043–77–0) (provided for in 
subheading 3903.90.50) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21577. VINYL CHLORIDE-HYDROXYPROPYL ACRYLATE 
COPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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209 
‘‘ 
9902.24.88 
2-Hydroxypropyl prop-2- 
enoate (acrylate), oxiran-2- 
ylmethyl 2-methylprop-2- 
enoate (glycidyl methacry-
late), vinyl chloride copolymer 
(CAS No. 164718–75–6) 
(provided for in subheading 
3904.40.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21578. VINYL CHLORIDE ETHYLENE COPOLYMER WITH 
HYDROPHIC PROPERTIES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.89 
Mixtures containing by 
weight less than 70 percent 
of ethylene-vinyl chloride co-
polymer (CAS No. 25037– 
78–9) (provided for in sub-
heading 3904.40.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21579. FLUIDS WITH BOILING POINTS ABOVE 170 °C. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.90 
1-Propene, 1,1,2,3,3,3- 
hexafluoro-, oxidized, polym-
erized (CAS 69991–67–9) 
(provided for in subheading 
3904.69.50), with boiling 
point above 170 °C ...............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21580. 
FORMULATIONS 
OF 
FUNCTIONALIZED 
PERFLUOROPOLYETHER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.91 
Ethene, 1,1,2,2-tetrafluoro-, 
oxidized, polymerized, re-
duced, fluorinated, ethyl 
esters, reduced (CAS No. 
1573124–82–9) (provided for 
in subheading 3904.69.50) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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210 
SEC. 
21581. 
PERFLUOROPOLYETHER-URETHANE 
ACRY-
LATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.92 
Perfluoropolyether-urethane 
acrylate (2-propenoic acid, 2- 
hydroxyethyl ester, reaction 
products with 5-isocyanato-1- 
(isocyanatomethyl)-1,3,3- 
trimethylcyclohexane trimer 
and reduced Me esters of re-
duced polymerized, oxidized 
tetrafluoroethylene) (CAS 
No. 918664–08–1) present in 
a quantity comprising 60 per-
cent or more but less than 70 
percent by weight, the fore-
going dissolved in 0.5 percent 
or more but less than 1 per-
cent by weight of propan-2-ol 
(isopropyl alcohol) (CAS No. 
67–63–0), 15 percent or 
more but less than 20 per-
cent by weight of ethyl ace-
tate (CAS No.141–78–6) and 
10 percent or more but less 
than 15 percent by weight of 
butyl acetate (CAS No.123– 
86–4) (provided for in sub-
heading 3904.69.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21582. PVDF HOMOPOLYMER/PVDF/CTFE COPOLYMER 
MIXTURES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.93 
Mixtures of ethene, 1,1- 
difluoro-, homopolymer (CAS 
No. 24937–79–9) and ethene, 
1-chloro-1,2,2-trifluoro-, poly-
mer with 1,1-difluoroethene 
(CAS No. 9010–75–7) (pro-
vided for in subheading 
3904.69.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21583. CHEMICALLY MODIFIED PVDF. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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211 
‘‘ 
9902.24.94 
Chemically modified ethene, 
1,1-difluoro-, homopolymer 
(CAS No. 24937–79–9) (pro-
vided for in subheading 
3904.69.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21584. FLUOROPOLYMER, FLUOROETHYLENE-ALKYL 
VINYLETHER ALTERNATIVE COPOLYMERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.95 
Chlorotrifluoroethylene- 
cyclohexyl vinyl ether- 
hydroxybutyl vinyl ether co-
polymer in flake or powder 
form, having a glass transi-
tion temperature of 51 °C 
(CAS No. 89461–13–2) (pro-
vided for in subheading 
3904.69.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21585. COPOLYMER OF VINYL ACETATE AND HIGHER 
VINYL ESTERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.96 
Mixtures containing 50 per-
cent by weight poly(vinyl ace-
tate-co-vinyl laurate) (CAS 
No. 26354–30–3) and 50 
percent by weight bis(2- 
ethylhexyl) adipate (CAS No. 
103–23–1) (provided for in 
subheading 3905.19.00) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21586. FOOD-GRADE VINYL ACETATE COPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.97 
Dodecanoic acid, ethenyl 
ester, polymer with ethenyl 
acetate (CAS No. 26354–30– 
3) (provided for in sub-
heading 3905.19.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21587. VINYL CHLORIDE ETHYLENE WITH ENHANCED 
PROPERTIES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.98 
Mixtures containing by 
weight less than 75 percent 
of ethylene-vinyl acetate-vinyl 
chloride copolymer (CAS No. 
25085–46–5) (provided for in 
subheading 3905.29.00) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21588. VINYL ACETATE ETHYLENE COPOLYMER WITH 
ENHANCED PROPERTIES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.99 
Mixtures containing not more 
than 75 percent by weight of 
poly(ethylene-co-ethenyl ace-
tate) (CAS No. 24937–78–8), 
other than in aqueous disper-
sion (provided for in sub-
heading 3905.29.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21589. 
FOOD-GRADE 
POLYVINYL 
ACETATE 
HOMOPOLYMERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.01 
Dodecanoic acid, ethenyl 
ester, polymer with ethenyl 
acetate (CAS No. 26354–30– 
3) (provided for in sub-
heading 3905.29.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21590. ACRYLIC ACID/VINYLSULPHONATE RANDOM 
COPOLYMERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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213 
‘‘ 
9902.25.02 
Acrylic acid-sodium 
vinylsulfonate copolymers, so-
dium persulfate initiated, re-
action product with 
tetrasodium vinylidene 
diphosphonic acid (CAS No. 
397256–50–7) (provided for 
in subheading 3905.91.50) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21591. 
POLY(METHYL 
METHACRYLATE) 
MICRO-
SPHERES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.03 
Poly(methyl methacrylate) 
granular or spherical micro- 
spheres, each with mean par-
ticle size of 1 to 25 μm (CAS 
No. 9011–14–7) (provided 
for in subheading 
3906.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21592. 
METHYL 
METHACRYLATE 
CROSSPOLYMER 
MICROSPHERES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.04 
Composites of methyl meth-
acrylate crosspolymer (methyl 
2-methylprop-2-enoate;2-(2- 
methylprop-2-enoyloxy)ethyl 
2-methylprop-2-enoate) (CAS 
No. 25777–71–3), entirely 
spherical micro-spheres with 
mean particle size of 1 to 25 
μm and containing 7 to 10 
percent by weight of 
dicalcium phosphate (CAS 
No. 7757–93–9) (provided 
for in subheading 
3906.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21593. STYRENE ACRYLATE COPOLYMER WITH EN-
HANCED PROPERTIES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.25.05 
Mixtures containing less than 
65 percent by weight of butyl 
prop-2-enoate;styrene (CAS 
No. 25767–47–9) (provided 
for in subheading 
3906.90.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21594. COPOLYMER FOR DENTAL USE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.06 
Reacted copolymer of itaconic 
and acrylic acids, containing 
by weight over 90 percent 2- 
propenoic acid polymer with 
methylenebutanedioic acid, 
and also containing ethyl ace-
tate and tetrahydrofuran 
(CAS No. 25948–33–8) (pro-
vided for in subheading 
3906.90.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21595. VINYL PHOSPHONIC ACID, ACRYLIC ACID CO-
POLYMER, 20 PERCENT SOLUTION IN WATER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.07 
2-Propenoic acid, polymer 
with p-ethenylphosphonic 
acid, 20 percent solution in 
water (CAS No. 27936–88– 
5) (provided for in sub-
heading 3906.90.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21596. POLYACRYLATE 33. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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215 
‘‘ 
9902.25.08 
Mixtures of polyacrylate 33 
(methyl methacrylate, poly-
mers with ethyl acrylate, pol-
yethylene glycol methacrylate 
C16–22-alkyl ethers and pol-
yethylene-polypropylene glycol 
methacrylate 2-(6,6- 
dimethylbicyclo[3.1.1]hept-2- 
en-2-yl)ethyl ether) (CAS No. 
1204525–16–5) and alcohols, 
C10–16, ethoxylated, sul-
fates, ammonium salts (CAS 
No. 67762–19–0) (provided 
for in subheading 
3906.90.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21597. AA/AMPS COPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.09 
Acrylic acid-2-acrylamide-2- 
methyl propanesulfonic acid 
copolymer (prop-2-enoic 
acid;2-(prop-2- 
enoylamino)butane-2-sulfonic 
acid) (CAS No. 40623–75–4) 
in granule form, with a par-
ticle size between 250 and 
850 μm (provided for in sub-
heading 3906.90.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21598. FLOCCULANT DRY POLYACRYLAMIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.10 
Flocculant dry 
polyacrylamides (prop-2- 
enamide) (CAS No. 9003– 
05–8) (provided for in sub-
heading 3906.90.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21599. SORBITOL, PROPYLENE OXIDE, ETHYLENE 
OXIDE POLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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216 
‘‘ 
9902.25.11 
Oxirane, 2-methyl-, polymer 
with oxirane, ether with D- 
glucitol (6:1) (CAS No. 
56449–05–9) (provided for in 
subheading 3907.20.00) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21600. TRIMETHOXYSILYLPROPYLCARBAMATE-TERMI-
NATED POLYETHER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.12 
Poly[oxy(methyl-1,2- 
ethanediyl)], α-(((3- 
(trimethoxysily-
l)propyl)amino)carbonyl)-ω- 
((((3- 
(trimethoxysily-
l)propyl)amino)carbonyl)oxy)- 
(CAS No. 216597–12–5) 
(provided for in subheading 
3907.20.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21601. 
DIMETHOXY(METHYL) 
SILYLMETHYLCARBAMATE-TERMINATED 
POLYETHER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.13 
Poly(oxy(methyl-1,2- 
ethanediyl)), α- 
((((dimethoxymethylsilyl) 
methyl)amino)carbonyl)-ω- 
(((((dimethoxymethylsilyl) 
methyl)amino)carbonyl)oxy)- 
(CAS No. 611222–18–5) 
(provided for in subheading 
3907.20.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21602. CURING AGENT IS USED IN TWO- OR THREE- 
PARTS EPOXY SYSTEMS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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217 
‘‘ 
9902.25.14 
Polyoxypropylen glycol 
diamine ((3S,4S)-pyrrolidine- 
3,4-diol) (CAS No. 9046–10– 
0) (provided for in sub-
heading 3907.20.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21603. POLYETHYLENE GLYCOL 450. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.15 
Poly(oxy-1,2-ethanediyl),α- 
hydro-ω-hydroxy-ethane-1,2- 
diol, ethoxylated, PEG 450 
(CAS No. 25322–68–3) (pro-
vided for in subheading 
3907.20.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21604. MEDICINAL INTERMEDIATE FOR INVESTIGA-
TIONAL USE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.16 
Poly(oxy-1,2-ethandiyl), α- 
[[(2,5-dioxo-1-pyrrolidinyl) 
oxy]carbonyl]-ω-[[(2,5-dioxo- 
1-pyrrolinyl)oxy]carbonyl]oxy- 
(di-NHS PEG40K) (CAS No. 
122375–06–8) (provided for 
in subheading 3907.20.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21605. AQUEOUS SOLUTIONS OF CARBOXYLIC ACID- 
COPOLYMER-SALT IN WATER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.18 
Aqueous solutions containing 
by weight more than 35 per-
cent of 2,5-furandione, poly-
mer with α-[4- 
(ethenyloxy)butyl]-ω- 
hydroxypoly(oxy-1,2- 
ethanediyl), sodium salt 
(CAS No. 250591–55–0) 
(provided for in subheading 
3907.20.00) ...........................
3% 
No change 
No change 
On or before 
12/31/2023
’’. 
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218 
SEC. 21606. AQUEOUS SOLUTIONS OF A MODIFIED POLY-
MER BEARING HYDROPHILIC AND HYDRO-
PHOBIC GROUPS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.19 
Aqueous solutions containing 
by weight more than 40 per-
cent of 2,5-furandione, poly-
mer with ethenylbenzene, 
hydrolyzed, 3- 
(dimethylamino)propyl imide, 
imide with polyethylene-poly-
propylene glycol 2- 
aminopropyl me ether, 2,2′- 
(1,2-diazenediyl)bis(2- 
methylbutanenitrile)-initiated 
(CAS No. 1062609–13–5) 
(provided for in subheading 
3907.20.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21607. DIMETHYLAMINE/EPICHLOROHYDRIN/ETHYL-
ENEDIAMINE COPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.20 
1,2-Ethanediamine, polymer 
with 2-(chloromethyl)oxirane 
and N-methylmethanamine 
(CAS No. 42751–79–1) (pro-
vided for in subheading 
3907.30.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21608. LINEAR HYDROXYL-TERMINATED ALIPHATIC 
POLYCARB DIOL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.21 
Poly(dimethyl carbonate-co- 
1,6-hexanediol) (CAS No. 
101325–00–2) (provided for 
in subheading 3907.40.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21609. SHORT HOLLOW PET FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.22 
Hollow fibers of poly(ethylene 
terephthalate) (CAS No. 
25038–59–9), having a vis-
cosity number of 78 ml/g or 
higher, each fiber measuring 
0.5 mm or more but not 
more than 5 mm in length 
(provided for in subheading 
3907.61.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21610. POLYTETRAHYDROFURAN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.23 
Polytetrahydrofuran (CAS 
No. 25190–06–1) (provided 
for in subheading 
3907.99.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21611. CRYSTALLINE POLYESTERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.24 
1,4-Benzenedicarboxylic acid, 
1,4-dimethyl ester, polymer 
with 1,4-butanediol and α- 
hydro-ω-hydroxypoly(oxy-1,4- 
butanediyl) (CAS No. 9078– 
71–1) (provided for in sub-
heading 3907.99.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21612. LIQUID CRYSTAL POLYMERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.25 
1,4-Benzenedicarboxylic acid, 
polymer with 1,4-butanediol 
and α-hydro-ω- 
hydroxypoly(oxy-1,4- 
butanediyl) (CAS No. 37282– 
12–5) (provided for in sub-
heading 3907.99.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21613. BRANCHED POLYESTERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.26 
1,3-Benzenedicarboxylic acid, 
polymer with 1,3-dihydro-1,3- 
dioxo-5- 
isobenzofurancarboxylic acid, 
1,4-dimethyl 1,4- 
benzenedicarboxylate, 2,2-di-
methyl-1,3-propanediol and 
1,2-ethanediol (CAS No. 
207346–22–3) (provided for 
in subheading 3907.99.50) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21614. HIGH MOLECULAR WEIGHT CO-POLYESTER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.27 
1,4-Benzenedicarboxylic acid, 
1,4-dimethyl ester, polymer 
with 1,4-butanediol and 
tricyclodecanedimethanol 
(CAS No. 490017–22–6) 
(provided for in subheading 
3907.99.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21615. HIGH MOLECULAR WEIGHT CO-POLYESTER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.28 
1,3-Benzenedicarboxylic acid 
polymer with 1,4- 
benzenedicarboxylic acid, di-
methyl ester, 1,4- 
cyclohexanedimethanol, 2,2- 
dimethyl-1,3-propanediol and 
1,2-ethanediol (CAS No. 
74239–60–4) (provided for in 
subheading 3907.99.50) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21616. POLYESTER-POLYAMIDE DISPERSANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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221 
‘‘ 
9902.25.29 
Dodecanoic acid, reaction 
products with ethylenimine-2- 
oxepanone polymer (CAS No. 
132434–99–2) (provided for 
in subheading 3907.99.50) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21617. NYLON-12 MICRO-SPHERES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.30 
Nylon-12, entirely spherical 
micro-spheres with mean par-
ticle size of 1 to 25 μm (CAS 
No. 24937–16–4) (provided 
for in subheading 
3908.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21618. SHORT NYLON-66 FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.31 
Nylon 66 (CAS No. 32131– 
17–2) fiber, measuring 3.3 
decitex or more but not more 
than 22.2 decitex and having 
a fiber length each measuring 
0.5 mm or more but not over 
2 mm (provided for in sub-
heading 3908.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21619. SHORT NYLON 6 FIBERS, COLORED. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.32 
Nylon 6 (CAS No. 25038– 
54–4) fibers, colored with 
pigments, measuring approxi-
mately 5.5 or more but not 
more than 22.2 decitex and 
having a fiber length each 
measuring 1 mm or more but 
not over 5 mm (provided for 
in subheading 3908.10.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21620. SHORT TRIANGULAR NYLON 6 FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.33 
Triangular nylon 6 (CAS No. 
25038–54–4) fibers, meas-
uring 2 or more but not more 
than 5 decitex and having a 
fiber length each measuring 
0.5 mm or more but not over 
2 mm (provided for in sub-
heading 3908.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21621. SHORT STAR-SHAPED NYLON 6 FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.34 
Star-shaped nylon 6 (CAS 
No. 25038–54–4) fibers, 
measuring 50 or more but 
not more than 200 decitex 
and having a fiber length 
each measuring 0.5 mm or 
more but not over 5 mm 
(provided for in subheading 
3908.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21622. SHORT HEART-SHAPED NYLON 6 FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.35 
Heart-shaped nylon 6 (CAS 
No. 25038–54–4) fibers, 
measuring 150 decitex and 
having a fiber length each 
measuring 0.5 mm or more 
but not over 2 mm (provided 
for in subheading 
3908.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21623. PA510 POLYMER COMPOUNDS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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223 
‘‘ 
9902.25.36 
Mixtures containing 
poly(imino-1,5- 
pentanediylimino(1,10-dioxo- 
1,10-decanediyl)) PA510 
(CAS No. 105063–19–2) 
(provided for in subheading 
3908.90.70) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21624. MXD6 POLYMER COMPOUNDS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.37 
Compounds in which 
hexanedioic acid, polymer 
with 1,3- 
benzenedimethanamine 
(MXD6) (CAS No. 25728– 
70–1) is the predominant 
polymer resin (provided for in 
subheading 3908.90.70) ........
2.2% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21625. PA10T POLYMER COMPOUNDS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.38 
Compounds in which 
poly(iminocarbonyl-1,4- 
phenylenecarbonylimino-1,10- 
decanediyl) (PA10T) (CAS 
No. 24938–74–7) is the pre-
dominant polymer resin (pro-
vided for in subheading 
3908.90.70) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21626. PA10T/10I POLYMER COMPOUNDS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.39 
Compounds in which 
poly(iminocarbonyl-1,4- 
phenylenecarbonylimino-1,10- 
decanediyl)-co- 
(iminocarbonyl-1,3- 
phenylenecarbonylimino-1,10- 
decanediyl) (PA10T/10I) 
(CAS No. 106413–15–4) is 
the predominant polymer 
resin (provided for in sub-
heading 3908.90.70) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21627. POLYURETHANE AQUEOUS RESINS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.40 
Butane-1,4-diol;1,6- 
diisocyanatohexan-
e;hexanedioic acid;5- 
isocyanato-1- 
(isocyanatomethyl)-1,3,3- 
trimethylcyclohexane (CAS 
No. 107934–19–0) (provided 
for in subheading 
3909.50.20) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21628. AQUEOUS RESIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.41 
Hexanedioic acid, polymer 
with 1,4-butanediol, 1,6- 
diisocyanatohexane, 1,6- 
hexanediol and 5-isocyanato- 
1-(isocyanatomethyl)-1,3,3- 
trimethylcyclohexane (CAS 
No. 153640–62–1) (provided 
for in subheading 
3909.50.20) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21629. ALIPHATIC POLYISOCYANATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.42 
1,2,3-Propanetriol, polymer 
with 2,4-diisocyanato-1- 
methylbenzene, 2-ethyl-2- 
(hydroxymethyl)-1,3- 
propanediol, methyloxirane 
and oxirane (CAS No. 
127821–00–5) (provided for 
in subheading 3909.50.50) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21630. 
IPDI 
AND 
HDI 
BASED 
ALIPHATIC 
POLYISOCYANATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.25.43 
Poly[oxy(methyl-1,2- 
ethanediyl)], α-hydro-ω-hy-
droxy-, polymer with 1,6- 
diisocyanatohexane (CAS No. 
9048–90–2) and cyclohexane, 
5-isocyanato-1- 
(isocyanatomethyl)-1,3,3- 
trimethyl-, (CAS No. 53880– 
05–0) (provided for in sub-
heading 3909.50.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21631. 
HDI/TRIMETHYLOL 
HEXYLLACTONE 
CROSSPOLYMER MICRO-SPHERES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.44 
Hexamethylene diisocyanate 
(HDI)/trimethylol 
hexyllactone crosspolymer 
(1,6-diisocyanatohexane;2- 
ethyl-2- 
(hydroxymethyl)propane-1,3- 
diol;oxepan-2-one) (CAS No. 
129757–76–2), entirely 
spherical micro-spheres with 
mean particle size of 1 to 25 
μm and coated with 1 to 3 
percent by weight of silica 
(CAS No. 7631–86–9) (pro-
vided for in subheading 
3909.50.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21632. HDI/PPG/POLYCAPROLACTONE CROSSPOLYMER 
MICRO-SPHERES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.45 
2-Oxepanone, polymer with 
1,6-diisocyanatohexane, 2- 
ethyl-2-(hydroxymethyl)-1,3- 
propanediol and α-hydro-ω- 
hydroxy[poly[oxy(methyl-1,2- 
ethanediyl)]] ether with D- 
glucitol (6:1) (CAS No. 
302791–95–3), entirely 
spherical micro-spheres with 
mean particle size of 3 to 25 
μm (provided for in sub-
heading 3909.50.50) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21633. AROMATIC ISOCYANATE PREPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.46 
Isocyanic acid, 
polymethylenepolyphenylene 
ester, polymer with 2- 
methyloxirane and oxirane 
(CAS No. 67423–05–6) (pro-
vided for in subheading 
3909.50.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21634. BLOCKED POLYISOCYANATE CONTAINING SOL-
VENT. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.47 
Phenol, 4,4′-(1- 
methylethylidene)bis-, poly-
mer with 1,3- 
diisocyanatomethylbenzene, 
1,1′-methylenebis[4- 
isocyanatobenzene], 2- 
methyloxirane and 2- 
methyloxirane polymer with 
oxirane ether with 1,2,3- 
propanetriol (3:1), Me Et ke-
tone oxime-blocked (CAS No. 
1334421–42–9) (provided for 
in subheading 3909.50.50) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21635. POLYISOCYANATE ADDUCT FOR POWDER COAT-
INGS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.48 
1,3-Bis((5-isocyanato-1,3,3- 
trimethylcyclohexyl)methyl)- 
1,3-diazetidine-2,4- 
dione;butane-1,4-diol (CAS 
No. 72828–34–3) (provided 
for in subheading 
3909.50.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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227 
SEC. 21636. BLOCKED POLYISOCYANATE FOR USE IN CAN 
AND COIL APPLICATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.49 
Isocyanato-1- 
(isocyanatomethyl)-1,3,3- 
trimethylcyclohexane 
(Isophorone diisocyanante), 
homopolymer, methyl ethyl 
ketone oxime-blocked (CAS 
No. 103170–26–9) (provided 
for in subheading 
3909.50.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21637. POLYDIMETHYLSILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.50 
Polydimethylsiloxane (Di-
methyl- 
bis(trimethylsilyloxy)silane) 
(CAS No. 63148–62–9) (pro-
vided for in heading 
3910.00.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21638. SILICONE RESINS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.51 
Siloxanes and silicones, di- 
Me, polymers with Me PH 
silsesquioxanes (CAS No. 
68440–81–3) (provided for in 
heading 3910.00.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21639. 
METHOXYFUNCTIONAL 
METHYL-PHENYL 
POLYSILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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228 
‘‘ 
9902.25.52 
Siloxanes and silicones, di- 
Me, polymers with PH 
silsesquioxanes, butoxy- and 
methoxy-terminated (CAS 
No. 104780–72–5) (provided 
for in heading 3910.00.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21640. HYDROGENPOLYSILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.53 
Dimethyl-[meth-
yl(trimethylsilyloxy)silyl]oxy- 
trimethylsilyloxysilane (CAS 
No. 68037–59–2) (provided 
for in heading 3910.00.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21641. METHYL SILICONE RESINS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.54 
Siloxanes and silicones, di- 
Me, polymers with Me 
silsesquioxanes, ethoxy-termi-
nated (CAS No. 68554–66– 
5) (provided for in heading 
3910.00.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21642. EPOXY FUNCTIONAL POLYDIMETHYLSILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.56 
Methoxy-methyl-[3-[3- 
(oxiran-2-yl)propoxy]propyl]- 
trimethylsilyloxysilane (CAS 
No. 68440–71–1) (provided 
for in heading 3910.00.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21643. POLYMETHYLHYDROGENSILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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229 
‘‘ 
9902.25.57 
Poly(methylhydrosiloxane) 
(CAS No. 63148–57–2) (pro-
vided for in heading 
3910.00.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21644. VINYL TERMINATED SILOXANES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.58 
Siloxanes and silicones, di- 
Me, vinyl group-terminated 
(ethenyl-[eth-
enyl(dimethyl)silyl]oxy- 
dimethylsilane) (CAS No. 
68083–19–2) (provided for in 
heading 3910.00.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21645. SILICONE HYBRID RESIN (SOLVENT FREE). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.59 
Mixtures containing 85 per-
cent or more by weight of 
silsesquioxanes, Me Ph, 
methoxy-terminated, poly-
mers with epichlorohydrin, 
4,4′-(1- 
methylethyliden-
e)bis[cyclohexanol] and 
trimethyl (CAS No. 349656– 
42–4) and 10 percent or less 
by weight cyclohexanol, 4,4′- 
(1-methylethylidene)bis-, 
polymer with 2- 
(chloromethyl)oxirane (CAS 
No. 30583–72–3) (provided 
for in heading 3910.00.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21646. 
HYDROGENATED 
POLYCYCLOPENTADIENE 
RESIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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230 
‘‘ 
9902.25.60 
Hydrogenated 
polycyclopentadiene resin 
(1,3-Cyclopentadiene 
homopolymer, hydrogenated) 
(CAS No. 68132–00–3) (pro-
vided for in subheading 
3911.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21647. 
WATER 
DISPERSABLE 
HDI 
BASED 
POLYISOCYANATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.61 
Hexane,1,6-diisocyanato-, 
homopolymer (CAS No. 
28182–81–2) and 
cyclohexane,5-isocyanato-1- 
(isocyanatomethyl)-1,3,3- 
trimethyl-,homopolymer (CAS 
No. 53880–05–0) (provided 
for in subheading 
3911.90.25) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21648. CYANATE ESTER RESINS FOR HIGH-END ELEC-
TRONIC, AEROSPACE, AND INDUSTRIAL AP-
PLICATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.62 
Cyanic acid, C,C′-[(1- 
methylethylidene)di-4,1-phen-
ylene] ester, homopolymer 
(CAS No. 25722–66–1) (pro-
vided for in subheading 
3911.90.45) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21649. POLYETHYLENEIMINE, COMPONENT USED IN 
MANUFACTURING MEDICAL DEVICES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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231 
‘‘ 
9902.25.63 
Polyethylenimine (CAS No. 
9002–98–6), of a kind used 
as a component for further 
manufacturing into a finished 
medical device (provided for 
in subheading 3911.90.90) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21650. POLYHEXANIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.64 
Poly 
(hexamethylenebiguanide) hy-
drochloride (Polyhexanide) 
(CAS No. 32289–58–0) (pro-
vided for in subheading 
3911.90.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21651. ETHYLENE-NORBORNENE COPOLYMER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.65 
Poly(ethylene-ran-(2- 
norbornene)), substantially 
amorphous, having a glass 
transition temperature less 
than 145 °C (CAS No. 
26007–43–2) (provided for in 
subheading 3911.90.90) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21652. CELLULOSE POWDER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.66 
Cellulose entirely spherical 
micro-spheres, each with 
mean particle size of 1 to 25 
μm (CAS No. 9004–34–6) 
(provided for in subheading 
3912.90.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21653. POLYMALTOTRIOSE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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232 
‘‘ 
9902.25.67 
Poly[6)-α-D-glucopyranosyl- 
(1->4)-α-D-glucopyranosyl- 
(1->4)-α-D-glucopyranosyl- 
(1->] (Polymaltotriose) (CAS 
No. 9057–02–7) (provided 
for in subheading 
3913.90.20) ...........................
1.3% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21654. CHITOSAN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.68 
Chitosan (methyl N- 
[(2S,3R,4R,5S,6R)-5- 
[(2S,3R,4R,5S,6R)-3-amino- 
5-[(2S,3R,4R,5S,6R)-3- 
amino-5-[(2S,3R,4R,5S,6R)- 
3-amino-5- 
[(2S,3R,4R,5S,6R)-3-amino- 
5-[(2S,3R,4R,5S,6R)-3- 
amino-5-[(2S,3R,4R,5S,6R)- 
3-amino-4,5-dihydroxy-6- 
(hydroxymethyl)oxan-2- 
yl]oxy-4-hydroxy-6- 
(hydroxymethyl)oxan-2- 
yl]oxy-4-hydroxy-6- 
(hydroxymethyl)oxan-2- 
yl]oxy-4-hydroxy-6- 
(hydroxymethyl)oxan-2- 
yl]oxy-4-hydroxy-6- 
(hydroxymethyl)oxan-2- 
yl]oxy-4-hydroxy-6- 
(hydroxymethyl)oxan-2- 
yl]oxy-2-[(2R,3S,4R,5R,6S)- 
5-amino-6- 
[(2R,3S,4R,5R,6R)-5-amino- 
4,6-dihydroxy-2- 
(hydroxymethyl)oxan-3- 
yl]oxy-4-hydroxy-2- 
(hydroxymethyl)oxan-3- 
yl]oxy-4-hydroxy-6- 
(hydroxymethyl)oxan-3- 
yl]carbamate) (CAS No. 
9012–76–4) (provided for in 
subheading 3913.90.20) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21655. PLASTIC DRINKING STRAWS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.69 
Drinking straws of plastics, 
each measuring 8 mm or 
more in outside diameter and 
20 cm or more in length 
(provided for in subheading 
3917.32.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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233 
SEC. 21656. GARDEN HOSES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.70 
Garden hoses of plastics, con-
structed with a grade 304 
stainless steel interlocking 
spiral band outer shell, flexi-
ble polyvinyl chloride (PVC) 
inner hose, having aluminum 
fittings with rubber grips, 
weighing not more than 2.8 
kg, the foregoing whether or 
not presented with nozzle 
(provided for in subheading 
3917.39.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21657. PLASTIC FITTINGS OF PERFLUOROALKOXY. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.71 
Plastic fittings of 
perfluoroalkoxy (PFA), of a 
kind used principally with 
machines and apparatus for 
the manufacture of semi-
conductors and flat panel dis-
plays of heading 8486 (pro-
vided for in subheading 
3917.40.00, 3926.90.99 or 
3923.50.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21658. LOW DENSITY POLYETHYLENE (LDPE) SHEET-
ING. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.72 
Low density sheeting of poly-
ethylene, measuring in width 
3,810 mm, gauge 0.15 mm 
and length 2,000 meters, 
translucent solid with waxy 
color as presented (provided 
for in subheading 
3920.10.00) ...........................
3.1% 
No change 
No change 
On or before 
12/31/2023
’’. 
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234 
SEC. 
21659. 
BIAXIALLY 
ORIENTED 
DIELECTRIC 
POLY-
PROPYLENE FILM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.73 
Biaxially oriented dielectric 
polypropylene film, produced 
from solvent-washed low ash 
content (less than 50 ppm) 
polymer resin (CAS No. 
9003–07–0) (provided for in 
subheading 3920.20.00) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21660. BIAXIALLY ORIENTED POLYPROPYLENE (BOPP) 
CAPACITOR-GRADE FILM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.74 
Transparent coextruded biax-
ially oriented polypropylene 
film, capacitor-grade, pre-
sented in rolls of a width not 
exceeding 790 mm and of a 
thickness not exceeding 15 
μm (provided for in sub-
heading 3920.20.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21661. POLYESTER CAPACITOR-GRADE FILM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.75 
Transparent coextruded biax-
ially oriented polyester film, 
capacitor-grade, presented in 
roll form, of a width not ex-
ceeding 790 mm and of a 
thickness not exceeding 15 
μm (provided for in sub-
heading 3920.62.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21662. ACID FORM MEMBRANES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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235 
‘‘ 
9902.25.76 
Membranes of short side 
chain 
(Poly(tetrafluoroethylene-co- 
perfluoro(3-oxa-4- 
pentenesulfonic acid)) (CAS 
No. 1163733–25–2) (pro-
vided for in subheading 
3920.99.20) ...........................
4.1% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21663. MELAMINE RESIN FOAM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.77 
Foam of thermoset melamine 
resin, measuring 1,250 mm 
or more in width, 500 mm in 
height and 1,300 mm or 
more but not more than 
3,100 mm in length, with a 
density not less than 4 and 
not more than 11 kg/m3 per 
EN ISO 845 specimen size 
250 mm3 (provided for in 
subheading 3921.19.00) ........
5.4% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21664. INFANT BATHTUBS AND BASINS, OF PLASTICS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.78 
Infant bathtubs and wash-
basins of plastics, each meas-
uring not over 70 cm in 
length, 48 cm in width and 
29 cm in height (provided for 
in subheading 3922.10.00) ...
3.4% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21665. BOXES, CASES, CRATES, AND SIMILAR ARTICLES 
OF PLASTICS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.25.79 
Boxes, cases, crates and simi-
lar articles of plastics (pro-
vided for in subheading 
3923.10.90), the foregoing 
specially shaped or fitted for 
the conveyance of lithography 
machines,
apparatus or 
parts thereof for the manu-
facture of semiconductor de-
vices or of electronic inte-
grated circuits of subheading 
8486.20.00 or 8486.90.00
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21666. NOZZLES, BLACK, OF POLYPROPYLENE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.80 
Nozzles of polypropylene, 
black in color, each meas-
uring 4.5 mm in inside di-
ameter, with an outer diame-
ter of 29 mm and a height of 
39.2 mm (provided for in 
subheading 3923.10.90) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21667. TIP/CAP COMBINATIONS OF POLYETHYLENE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.81 
Tips of low density poly-
ethylene, each measuring 
19.1 mm in height, with 
outer diameter of 18.4 mm, 
of a capacity of 20 ml and 
weighing not over 0.9 g; each 
such tip attached to a cap of 
high density polyethylene, 
measuring 16.2 mm, with 
outer diameter of 18.4 mm 
and weighing not over 1.3 g 
(provided for in subheading 
3923.10.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21668. BOTTLES MADE OF LDPE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.25.82 
Bottles of low density poly-
ethylene, each measuring 56 
mm in height, having an 
outer diameter of 27 mm, 
with a bottle neck having an 
outer diameter of 16.2 mm, 
of a capacity of 20 ml, weigh-
ing not over 4 g (provided for 
in subheading 3923.30.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21669. PLASTIC NASAL IRRIGATOR CAPS FOR NETI 
POTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.83 
Nasal irrigator caps of plas-
tics, designed for use on ce-
ramic neti pots (provided for 
in subheading 3923.50.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21670. TOY CHARACTER BOTTLE TOPPERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.84 
Three-dimensional (3D) toy 
character bottle toppers of 
plastics, each consisting of a 
threaded bottle cap, a straw- 
like sipper and a 3D chil-
dren’s toy character from 
children’s movies or television 
programs, having a diameter 
of at least 32 mm (provided 
for in subheading 
3923.50.00) ...........................
2.8% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21671. MELAMINE PLATTERS, OTHER THAN THOSE 
PRESENTED IN SETS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.85 
Melamine platters, other than 
those presented in sets (pro-
vided for in subheading 
3924.10.20) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21672. MELAMINE PLATES, OTHER THAN THOSE PRE-
SENTED IN SETS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.86 
Melamine plates, other than 
those presented in sets (pro-
vided for in subheading 
3924.10.20) ...........................
0.8% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21673. MELAMINE BOWLS NOT PRESENTED IN SETS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.87 
Melamine bowls, not pre-
sented in sets (provided for in 
subheading 3924.10.20) ........
0.8% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21674. MELAMINE TRAYS NOT PRESENTED IN SETS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.88 
Melamine trays, the foregoing 
other than those presented in 
sets (provided for in sub-
heading 3924.10.30) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21675. PLASTIC MEASURING CUPS AND SPOONS IN 
SETS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.89 
Measuring cups, spoons, or 
combinations thereof, the 
foregoing of plastics, de-
signed for table or kitchen 
use to measure ingredients, 
such goods presented in sets 
each containing from 4 to 12 
pieces (provided for in sub-
heading 3924.10.40) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21676. LIQUID MEASURING CUPS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.90 
Household kitchen measuring 
tools, of plastics, designed to 
be used for liquid ingredients, 
such goods with measuring 
size not exceeding 1 liter 
(provided for in subheading 
3924.10.40) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21677. SELF-ANCHORING BEVERAGE CONTAINERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.91 
Self-anchoring beverage con-
tainers of plastics, each with 
a base made from orange sili-
cone, such base measuring no 
more than 60.4 mm (pro-
vided for in subheading 
3924.10.40) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21678. PVC INFANT BATHTUB MATS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.92 
Polyvinylchloride (PVC) in-
fant bathtub mats, whale- 
shaped, each with non-slip 
surface, drainage-allowing 
perforations and suction cups 
on the bottom surface, of a 
length less than 76.2 cm and 
not over 39.4 cm in width 
(provided for in subheading 
3924.90.10) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21679. REVERSIBLE PLAYMATS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.25.93 
Printed, cushioned mats, 
each with core of poly-
urethane foam and outer 
layer of thermoplastic poly-
urethane film, measuring ap-
proximately 218.4 cm by 
132.1 cm and 11.5 mm in 
thickness when unrolled (pro-
vided for in subheading 
3924.90.10) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21680. HANGERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.95 
Molded plastic hangers of a 
width not exceeding 6.35 
mm, coated or covered with a 
velvet-like, textile flocking 
material and incorporating a 
metal hook (provided for in 
subheading 3924.90.56) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21681. INFANT BATH RINSING CUPS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.96 
Infant bath rinsing cups, of 
polypropylene plastics, each 
with interior fins and with a 
soft thermoplastic rubber lip 
designed to keep water from 
infant’s forehead; not con-
taining bisphenol A (BPA), 
polyvinyl chloride (PVC) and 
phthalate (provided for in 
subheading 3924.90.56) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21682. BATHTUB SPOUT COVERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.97 
Whale-shaped adjustable 
bathtub spout covers, of ther-
moplastic materials (provided 
for in subheading 
3924.90.56) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21683. INFANT TEETHERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.98 
Infant teethers of silicone, 
each measuring not over 10 
cm by 10 cm, weighing over 
0.05 kg and containing a sili-
cone-encased disk of stainless 
steel (provided for in sub-
heading 3924.90.56) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21684. LIGHTED DOG FETCH TOYS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.25.99 
Molded balls of thermoplastic 
rubber, with encased light- 
emitting diode (LED) lights, 
each battery-operated, meas-
uring 64 mm in diameter, 
with a hardness of 40 Shore 
A per ASTM D2240 (pro-
vided for in subheading 
3924.90.56) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21685. CERTAIN THERMOPLASTIC NYLON 3-GANG 
SWITCH WALLPLATES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.01 
Thermoplastic nylon 3-gang 
switch wallplates, each meas-
uring approximately 17.14 
cm by 12.4 cm (provided for 
in subheading 3925.90.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21686. MANUAL PLASTIC DISPOSABLE CUTLERY DIS-
PENSERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.02 
Dispensers designed to con-
tain and release pieces of dis-
posable cutlery of plastics, 
manually operated, each dis-
penser with press lever sin-
gle-dispensing operation and 
designed to hold banded car-
tridges of same-branded 
(only) disposable cutlery, 
such dispensers designed to 
be wall mounted (provided for 
in subheading 3925.90.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21687. EAR BULB SYRINGES OF CLEAR SILICONE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.03 
Ear bulb syringes, each with 
tip and bulb of clear silicone 
and with polystyrene ring 
connector (provided for in 
subheading 3926.90.21) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21688. PVC INFLATABLE PILLOWS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.04 
Inflatable travel pillows of 
flexible polyvinyl chloride, the 
exterior of which may be 
flocked, each with a valve for 
inflation, such pillows meas-
uring between 60 cm and 70 
cm in length and 15 cm to 25 
cm in width and weighing be-
tween 150 g and 190 g, the 
foregoing presented with an 
attached nylon flat cord 
measuring between 75 cm to 
80 cm in length and 1 cm to 
1.5 cm in width, and which 
may each have a cover of pol-
yester (provided for in sub-
heading 3926.90.75) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21689. SELF-INFLATABLE QUEEN AIR MATTRESSES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.05 
Pneumatic air mattresses of 
polyvinyl chloride, each with 
a flocked surface and built-in 
120 V electric pump, meas-
uring approximately 205.7 
cm by 157.5 cm by 54.6 cm, 
weighing 11.3 kg and valued 
$34 or more but not over $40 
(provided for in subheading 
3926.90.75) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21690. PLASTIC CLIP FASTENERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.06 
Fasteners of nylon or of poly-
propylene, with a filament 
length of 2.5 mm or more but 
not over 127 mm, presented 
on clips each holding the 
quantity of 25, 50, 100 or 
120 pieces, suitable for use in 
a mechanical attaching device 
(provided for in subheading 
3926.90.85) ...........................
3.6% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21691. SELF-VENTING SPOUTS FOR DIESEL EXHAUST 
FLUID. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.07 
Self-venting spouts or noz-
zles, threaded for connection 
to plastic containers on one 
end and fitted for connection 
to diesel exhaust fluid (DEF) 
tanks of diesel motor vehicles 
on the other, the foregoing 
presented without the con-
tainers (provided for in sub-
heading 3926.90.99) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21692. PLASTIC PET CARRIERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.08 
Carrying cases of hard plas-
tics, each with handle and 
door of plastics and with no 
door of metal, the foregoing 
designed for use for reptiles 
or amphibians and not for 
the housing or transport of 
mammals, measuring not 
over 381 mm on any side 
(provided for in subheading 
3926.90.99) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21693. PLASTIC MIXING TIPS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.09 
Plastic mixing tips, each con-
sisting of a mixer housing, 
mixing elements and a retain-
ing ring, each designed for 
use as a disposable mixing tip 
for two-part chemistries in 
the dental industry (provided 
for in subheading 
3926.90.99) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21694. CABLE TIES OF PLASTICS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.10 
Cable ties of nylon, meas-
uring 20 cm or more but not 
more than 61 cm in length, 
sold in packs each containing 
not over 100 pieces and val-
ued not over $1 per pack 
(provided for in subheading 
3926.90.99) ...........................
3.8% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21695. FLEXIBLE CAMERA MOUNTINGS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.11 
Camera mounts of plastics, 
each with an elongated, seg-
mented plastic neck com-
posed of 6 to 8 ball joints, in-
corporating a base that clips 
into other types of mounts, 
engineered to mount cameras 
of subheading 8525.80.40 
(provided for in subheading 
3926.90.99) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21696. THREE-PIECE CAMERA MOUNT SETS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.12 
Sets each containing three 
camera mounts of plastics, 
such mounts designed for 
cameras of subheading 
8525.80.40; with each set 
containing one mount incor-
porating an adjustable head- 
strap designed to encircle the 
forehead, one mount buoyant 
in water incorporating a han-
dle designed to allow a user 
to grip with the hand and one 
mount in the form of a clip 
(provided for in subheading 
3926.90.99) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21697. MAGNETIC SWIVEL CLIPS FOR CAMERAS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.13 
Camera mounts of plastics, 
designed to hold cameras of 
subheading 8525.80.40, each 
mount incorporating a clip 
and magnetic base, capable of 
rotating the camera 360 de-
grees on a plane (provided 
for in subheading 
3926.90.99) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21698. HELMET CAMERA MOUNTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.14 
Camera mounts of plastics, 
each designed to attach cam-
era of subheading 8525.80.40 
securely onto the front or 
side of a helmet (provided for 
in subheading 3926.90.99) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21699. SHORT EXTENSION POLES FOR USE WITH CAM-
ERAS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.15 
Extension poles of plastics, 
designed for use with cam-
eras of subheading 
8525.80.40; such poles not 
buoyant in water, each hav-
ing an adjustable length 
greater than 11 cm and less 
than 23 cm and incorporating 
a collapsible tripod handle 
(provided for in subheading 
3926.90.99) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21700. LONG EXTENSION POLES FOR CAMERAS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.16 
Extension poles of plastics, 
designed for use with cam-
eras of subheading 
8525.80.40; such poles not 
buoyant in water and without 
folding extension arms, each 
pole having an adjustable 
length between 23 cm and 56 
cm and incorporating a col-
lapsible tripod handle (pro-
vided for in subheading 
3926.90.99) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21701. SWIVEL MOUNTS FOR CAMERAS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.17 
Camera mounts of plastics, 
designed to hold cameras of 
subheading 8525.80.40, each 
mount containing a ball joint 
and capable of swiveling the 
camera 360 degrees without 
detaching the mount (pro-
vided for in subheading 
3926.90.99) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21702. TRIPOD CAMERA MOUNTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.18 
Camera mounts of plastics, 
each designed to attach a 
camera of subheading 
8525.80.40 securely onto a 
tripod (provided for in sub-
heading 3926.90.99) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21703. BULK HYDRAULIC HOSES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.19 
Bulk hoses of vulcanized rub-
ber, reinforced with metal, 
without fittings, designed for 
hydraulic use (provided for in 
subheading 4009.21.00) ........
1.6% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21704. BRAKE HYDRAULIC HOSES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.20 
Brake hoses, with fittings, for 
the vehicles of subheading 
8701.20 or headings 8702, 
8703, 8704, 8705 or 8711, 
such hoses reinforced or oth-
erwise combined only with 
textile materials (provided for 
in subheading 4009.32.00) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21705. BULK FABRIC/METAL-REINFORCED RUBBER 
HOSES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.21 
Hoses of vulcanized rubber 
(other than hard rubber), re-
inforced with both textile ma-
terials and metal, without fit-
tings, presented in bulk and 
designed for hydraulic use 
(provided for in subheading 
4009.41.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21706. DISPOSABLE GLOVES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.22 
Seamless disposable gloves of 
vulcanized rubber other than 
hard rubber, designed for 
household use, such gloves 
other than surgical or med-
ical gloves (provided for in 
subheading 4015.19.10) ........
1.5% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21707. REUSABLE GLOVES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.23 
Household reusable seamless 
gloves, of vulcanized rubber 
other than hard rubber (pro-
vided for in subheading 
4015.19.10) ...........................
1.2% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21708. DOG AND CAT APPAREL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.24 
Articles of pet apparel, ex-
cluding life jackets for pets 
and pet apparel with attached 
or built-in collars or har-
nesses; such articles put up 
for retail sale (provided for in 
subheading 4201.00.60) ........
1% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21709. POLYCARBONATE VANITY CASES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.25 
Hard-sided polycarbonate 
vanity cases with zipper clo-
sure, such cases measuring 
13 cm (including hinge) in 
width, 18.2 cm (including top 
ring) in height, at least 7 cm 
but not over 7.6 cm deep, 
each case weighing 167.26 
grams or more but not over 
184.27 grams (provided for 
in subheading 4202.12.21) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21710. ALUMINUM VANITY CASES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.26 
Hard-sided vanity cases of 
aluminum, such cases with 
latch closure and measuring 
13.8 cm in width (including 
hinge and latch), 18.2 cm in 
height (including top ring) 
and at least 7.5 cm but not 
over 7.6 cm in depth; the 
foregoing weighing at least 
240.97 grams but not over 
297.67 grams each (provided 
for in subheading 
4202.19.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21711. SUITCASES WITH OUTER SURFACE OF ALU-
MINUM WITH BUILT-IN ZIPPER LOCKS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.27 
Suitcases with outer surface 
of aluminum, with 4 wheels, 
at least 1 handle, with built- 
in zipper locks of a type com-
pliant with standards of the 
Transportation Security Ad-
ministration keyed for open-
ing with a universal master 
tool made and patented in 
the United States, the first 
side of the locks measuring 
3.73 cm or more but not over 
17.78 cm, the second side of 
the locks measuring 1.77 cm 
or more but not over 7.72 cm 
and the third side of the 
locks measuring 1.06 cm or 
more but not over 3.97 cm 
(provided for in subheading 
4202.19.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21712. LAMINATED RECYCLED REUSABLE SHOPPING 
TOTE BAGS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.29 
Shopping tote bags made 
from laminated 100 percent 
recycled PET fabric made 
from recycled plastic bottles, 
each bag having a width of 
38.1 cm and shoulder straps 
with a length of 59.69 cm 
(provided for in subheading 
4202.92.31) ...........................
12.7% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21713. REUSABLE SHOPPING STYLE TOTE BAGS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.31 
Reusable shopping-style tote 
bags of plastic, each with 
handles, load capacity not 
over 13.61 kg and measuring 
at least 43.18 cm but not 
over 63.5 cm in width, at 
least 38.1 cm but not over 
50.8 cm in height and 19.94 
cm but not over 23.5 cm in 
depth (provided for in sub-
heading 4202.92.45), the 
foregoing other than of woven 
man-made fiber fabric visibly 
coated on the outer surface 
with plastics ..........................
6.9% 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21714. WATERPROOF TOTE BAGS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.32 
Waterproof tote bags of 
woven man-made fiber fabric 
visibly coated on the outer 
surface with plastics, each 
bag with welded seams, two 
or more adjustable handles, a 
reinforced bottom, and with a 
toothless plastic fully water-
tight zipper on both the pri-
mary compartment and the 
side pocket (provided for in 
subheading 4202.92.45) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21715. WATERPROOF DUFFLE BAGS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.33 
Waterproof duffle bags of 
woven man-made fiber fabric 
visibly coated on the outer 
surface with plastics, each 
with welded seams, a tooth-
less plastic fully watertight 
zipper, a reinforced bottom 
and a separate watertight 
zippered compartment at the 
bottom (provided for in sub-
heading 4202.92.45) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21716. WATERPROOF ZIPPERED BAGS, WITHOUT HAN-
DLES, OF PLASTIC SHEETING. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.34 
Waterproof bags of clear 
thermoplastic polyurethane 
(TPU) film and woven man- 
made fiber fabric visibly coat-
ed on the outer surface with 
plastics, each with welded 
seams and incorporating a 
toothless plastic fully water-
tight zipper closure; such 
bags measuring not over 26.2 
cm wide, 27.0 cm high and 
8.2 cm deep (provided for in 
subheading 4202.92.45), the 
foregoing without handles .....
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21717. WATERPROOF BACKPACKS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.35 
Waterproof backpacks of 
woven man-made fiber fabric 
visibly coated on the outer 
surface with plastics, each 
with welded seams, a tooth-
less plastic fully watertight 
zipper and a reinforced bot-
tom, the foregoing not pre-
sented with a detachable 
front pouch having its own 
shoulder strap (provided for 
in subheading 4202.92.45) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21718. WATERPROOF WAIST PACKS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.36 
Waterproof waist packs of 
woven man-made fiber fabric 
visibly coated on the outer 
surface with plastics, each 
with welded seams and tooth-
less plastic fully watertight 
zipper and adjustable waist 
strap (provided for in sub-
heading 4202.92.45) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21719. GUITAR CASES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.37 
Guitar cases, each having a 
guitar-shaped (not rectan-
gular) exterior, a polyester 
plush interior lining and a 
single carrying handle, such 
handle with a covering of a 
kind known as Tolex; the 
foregoing cases made from 
plywood covered with sheet-
ing of plastics and incor-
porating 4 or 5 metal locking 
clasps and valued over $40 
but not over $60 each (pro-
vided for in subheading 
4202.92.50) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21720. JEWELRY BOXES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.38 
Jewelry boxes constructed of 
medium density fiberboard 
(MDF) covered with sheeting 
of plastics on the outer sur-
face, each box with an em-
bossed design covering more 
than 50 percent of the exte-
rior and incorporating one 
exterior window through 
which the jewelry can be 
viewed, the foregoing with 
compartmentalized interior 
sections lined with velvet 
(provided for in subheading 
4202.92.97) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21721. SILICONE RUBBER CAMERA CASES WITH 
STRAPS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.39 
Camera cases of silicone rub-
ber, designed to hold cameras 
of subheading 8525.80.40, 
each case containing openings 
for the operation of the cam-
era and an adjustable nylon 
strap and measuring not 
more than 52 mm in height, 
76 mm in width and 29 mm 
in depth (provided for in sub-
heading 4202.99.90) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21722. LEATHER GLOVES WITH FLIP MITTS FOR HUNT-
ING. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.40 
Full-fingered gloves, each 
with a palm side of leather 
and a back side comprising a 
camouflage-printed knitted 
fabric wholly of polyester and 
laminated to expanded poly-
tetrafluoroethylene 
(EPTFE), such gloves with 
insulation comprising 40 per-
cent by weight of synthetic 
microfiber and 60 percent by 
weight of duck down; each 
having a mitt sewn to the 
back of the glove as a flap, 
with leather tips for each fin-
ger and thumb designed to 
improve grip, such mitt de-
signed to cover the fingers 
for additional warmth; the 
foregoing gloves designed for 
use in the sport of hunting 
(provided for in subheading 
4203.21.80) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21723. MEN’S LEATHER GLOVES VALUED AT $18 OR 
MORE PER PAIR. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.41 
Men’s full-fingered gloves 
with a palm side of leather 
and a backside of woven fab-
ric comprising 89 percent or 
more but not over 95 percent 
by weight of man-made fibers 
and 5 percent or more but 
not over 11 percent by weight 
of elastomeric fibers, such 
fabric fully lined with a wa-
terproof membrane; such 
gloves stuffed with synthetic 
microfiber for thermal insula-
tion, with elasticized wrist 
and valued at $18 or more/ 
pr; the foregoing other than 
gloves specially designed for 
use in sports (provided for in 
subheading 4203.29.30) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21724. BELTS OF CALF SKIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.42 
Belts of calf skin (provided 
for in subheading 
4303.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21725. BAMBOO ENGINEERED FLOORING: 12.5–12.9 MM 
THICK. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.43 
Plywood flooring with a face 
ply of bamboo (Phyllostachys 
pubescens), such face ply 
measuring less than 4 mm in 
thickness; each flooring panel 
measuring at least 12.5 mm 
but not over 12.9 mm in 
thickness and at least 125.0 
mm but not over 230.6 mm 
in width (provided for in sub-
heading 4412.10.05) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21726. BAMBOO ENGINEERED FLOORING: 14.1–14.5 MM 
THICK. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.44 
Plywood flooring with a face 
ply of bamboo (Phyllostachys 
pubescens), such face ply 
measuring less than 4 mm in 
thickness; each flooring panel 
measuring at least 14.1 mm 
but not over 14.5 mm in 
thickness and at least 125.0 
mm but not over 230.6 mm 
in width (provided for in sub-
heading 4412.10.05) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21727. BAMBOO ENGINEERED FLOORING: 15.7–16.1 MM 
THICK. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.45 
Plywood flooring with a face 
ply of bamboo (Phyllostachys 
pubescens), such face ply 
measuring less than 4 mm; 
each flooring panel meas-
uring at least 15.7 mm but 
not over 16.1 mm in thick-
ness and at least 125.0 mm 
but not over 230.6 mm in 
width (provided for in sub-
heading 4412.10.05) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21728. STRAND BAMBOO FLOORING: 12.5–12.9 MM 
THICK. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.46 
Strand bamboo 
(Phyllostachys pubescens) 
flooring, tongued and 
grooved, continuously shaped 
along any of its ends, surface 
covered with a clear or trans-
parent material which does 
not obscure the grain, texture 
or markings of the face ply, 
such flooring measuring at 
least 12.5 mm but not over 
12.9 mm in thickness and at 
least 126.8 mm but not over 
127.2 mm in width (provided 
for in subheading 
4418.91.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21729. STRAND BAMBOO FLOORING: 14.1–14.5 MM 
THICK. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.47 
Strand bamboo 
(Phyllostachys pubescens) 
flooring, tongued and 
grooved, continuously shaped 
along any of its ends, surface 
covered with a clear or trans-
parent material which does 
not obscure the grain, texture 
or markings of the face ply, 
such flooring measuring at 
least 14.1 mm but not over 
14.5 mm in thickness and at 
least 126.8 mm but not over 
127.2 mm in width (provided 
for in subheading 
4418.91.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21730. STRAND BAMBOO FLOORING: 10.9–11.3 MM 
THICK. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.48 
Strand bamboo 
(Phyllostachys pubescens) 
flooring, tongued and 
grooved, continuously shaped 
along any of its ends, surface 
covered with a clear or trans-
parent material which does 
not obscure the grain, texture 
or markings of the face ply, 
such flooring measuring at 
least 10.9 mm but not over 
11.3 mm in thickness and at 
least 126.8 mm but not over 
127.2 mm in width (provided 
for in subheading 
4418.91.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21731. CHOPSTICKS MADE OF BAMBOO. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.49 
Bamboo chopsticks (provided 
for in subheading 
4419.12.00) ...........................
0.7% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21732. DRYING RACKS OF WOOD. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.50 
Drying racks of wood de-
signed to mount on the wall 
and fold up accordion style, 
the foregoing used for drying 
delicate clothing (provided for 
in subheading 4420.90.80) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21733. BAMBOO SKEWERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.51 
Skewers or sticks made of 
bamboo, the foregoing not 
over 31 cm in length (pro-
vided for in subheading 
4421.91.60) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21734. WOOD BLINDS WITH LOUVERED SLATS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.52 
Wood blinds with louvered 
boards (provided for in sub-
heading 4421.99.40) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21735. 100 PERCENT COTTON WOVEN CRIMPED UN-
BLEACHED FABRIC. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.53 
Woven fabrics wholly of cot-
ton, unbleached, crimped, 
with yarn number between 43 
and 68, presented folded into 
3 layers, measuring less than 
84 cm wide before folding 
and less than 28 cm wide 
after folding; weighing less 
than 25 g/m2 before folding 
and less than 75 g/m2 after 
folding (measuring 3 layers 
at once); piece length less 
than 76 cm; put up layered 
on rolls of up to 200 pieces 
per roll, with edges not at-
tached in any way, such fab-
ric easily unfolded (provided 
for in subheading 
5208.11.40) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21736. WOVEN FABRICS OF COTTON, CONTAINING 85 
PERCENT OR MORE BY WEIGHT OF COTTON, 
NOT MORE THAN 200 GRAMS PER SQUARE 
METER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.54 
Woven fabrics of cotton, con-
taining 85 percent or more 
by weight of cotton, weighing 
not more than 200 g/m2, un-
bleached, satin weave or twill 
weave, 256 cm or greater in 
width; such fabrics having a 
thread count exceeding 200 
or an average yarn number 
exceeding 68 (provided for in 
subheading 5208.19.20) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21737. 100 PERCENT COTTON WOVEN BLEACHED FAB-
RIC PIECES, OPEN WEAVE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.56 
Fabrics wholly of cotton, 
bleached, open weave, average 
yarn number between 43 and 
68 metric, weighing less than 
60 g/m2; presented folded in 
layers ranging in number 
from 2 to 16 layers, in pieces 
on rolls or stacked in a box, 
or on bolts, or continuous 
length on large rolls; meas-
uring 89 cm to 92 cm in 
width before folding, folded 
widths between 22 cm and 42 
cm in width, lengths vary de-
pending upon packaging but 
ranging from 22 cm to 950 
m (provided for in sub-
heading 5208.21.40) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21738. INCONTINENCE UNDERPAD FABRICS OF COT-
TON. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.57 
Woven fabrics wholly of cot-
ton, bleached, twill weave, of 
single ply yarns, weighing be-
tween 132 and 140 g/m2, 
measuring 182 to 194 cm in 
width, with 286 and 304 
decitex in the warp and be-
tween 358 and 380 decitex in 
the filling, with 25 to 27 
yarns per cm in the warp and 
16 to 18 yarns per cm in the 
filling (provided for in sub-
heading 5208.29.20) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21739. WOVEN FABRICS OF COTTON WITH AN AVER-
AGE YARN NUMBER BETWEEN 55 AND 60. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.58 
Woven fabrics of cotton, con-
taining over 50 percent but 
less than 85 percent by 
weight of cotton, mixed main-
ly with man-made fibers, 
weighing not more than 200 
g/m2, unbleached, plain 
weave, in widths of 305 cm 
or greater; such fabrics hav-
ing an average yarn number 
exceeding 55 but not exceed-
ing 60 (provided for in sub-
heading 5210.11.60) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21740. WOVEN FABRIC OF COTTON OF YARN NUMBER 
69 OR HIGHER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.59 
Woven fabrics of cotton, con-
taining over 50 percent but 
less than 85 percent by 
weight of cotton, mixed main-
ly with man-made fibers, 
weighing not more than 200 
g/m2, unbleached, plain 
weave, of yarn number 69 or 
higher number, in widths of 
226 cm or greater (provided 
for in subheading 
5210.11.80) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21741. WOVEN FABRICS OF COTTON WITH AN AVER-
AGE YARN NUMBER EXCEEDING 68. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.60 
Woven fabric of cotton, con-
taining over 50 percent but 
less than 85 percent by 
weight of cotton, mixed solely 
with man-made fibers, weigh-
ing not more than 200 g/m2, 
unbleached, satin weave or 
twill weave, other than 3- 
thread or 4-thread twill or 
cross twill, in widths of 226 
cm or greater; such fabrics 
having an average yarn num-
ber exceeding 68 (provided 
for in subheading 
5210.19.20) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21742. INCONTINENCE UNDERPAD FABRICS, COTTON, 
PLAIN WEAVE, OF YARN NUMBER 42 OR 
LOWER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.61 
Woven fabrics of cotton, of 
yarn number 42 or lower, 
containing by weight 77 per-
cent to 83 percent of cotton 
and 17 percent to 23 percent 
of polyester, bleached, plain 
weave, weighing 165 to 175 
g/m2, measuring 182 to 194 
cm in width, constructed with 
single ply yarns with 239 to 
253 decitex in the warp and 
with two ply yarns of 573 to 
609 decitex in the filling, 19 
to 21 yarns per cm in the 
warp and 9 to 11 single 
yarns per cm in the filling 
(provided for in subheading 
5210.21.40) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21743. INCONTINENCE UNDERPAD FABRICS, COTTON, 
PLAIN WEAVE, OF YARN NUMBER BETWEEN 
43 AND 68. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.62 
Woven fabrics of cotton, of 
yarn numbers 43 to 68, such 
fabrics containing by weight 
51 percent to 55 percent of 
cotton and 45 percent to 49 
percent of polyester, 
bleached, plain weave of sin-
gle ply yarns, weighing 99 to 
105 g/m2, measuring 182 to 
194 cm in width, with 184 to 
196 decitex in the warp and 
filling, 29 to 31 yarns per cm 
in the warp and 19 to 21 
yarns per cm in the filling 
(provided for in subheading 
5210.21.60) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21744. 
INCONTINENCE 
UNDERPAD 
FABRICS, 
BLEACHED. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.63 
Woven fabrics of cotton, 3- 
thread or 4-thread twill, con-
taining by weight 51 percent 
to 55 percent of cotton and 
45 percent to 49 percent of 
polyester, bleached, of single 
ply yarns, weighing 132 to 
140 g/m2, measuring 182 to 
194 cm in width, with 162 to 
172 decitex in the warp and 
358 to 380 decitex in the fill-
ing, 29 to 31 yarns per cm in 
the warp and 21 to 23 yarns 
per cm in the filling (pro-
vided for in subheading 
5210.29.10) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21745. INCONTINENCE UNDERPAD FABRICS, PRINTED. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.64 
Woven fabrics of cotton, 3- 
thread or 4-thread twill, con-
taining by weight 51 percent 
to 55 percent of cotton and 
45 percent to 49 percent of 
polyester, printed, made from 
single ply yarns, weighing 
132 to 140 g/m2, measuring 
182 to 194 cm in width, with 
162 to 172 decitex in the 
warp and 358 to 380 decitex 
in the filling, 29 to 31 yarns 
per cm the warp and 21 to 
23 yarns per cm in the filling 
(provided for in subheading 
5210.59.10) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21746. UNTWISTED FILAMENT POLYVINYL ALCOHOL 
YARN, MEASURING 1,100 TO 1,330 DECITEX. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.65 
Synthetic (polyvinyl alcohol) 
filament yarn, untwisted, 
measuring from 1,100 to 
1,330 decitex and consisting 
of 200 filaments (provided 
for in subheading 
5402.49.91) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21747. UNTWISTED FILAMENT POLYVINYL ALCOHOL 
YARN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.66 
Synthetic (polyvinyl alcohol) 
filament yarn, untwisted, 
measuring 1,330 to 2,070 
decitex and consisting of be-
tween 600 and 1000 fila-
ments (provided for in sub-
heading 5402.49.91) .............
0.5% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21748. POLYPROPYLENE (PP) MONOFILAMENT. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.67 
Synthetic monofilament of 
polypropylene, of 67 decitex 
or more and of which no 
cross-sectional dimension ex-
ceeds 1 mm (provided for in 
subheading 5404.12.90) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21749. ACRYLIC FIBER TOW WITH AN AVERAGE 
DECITEX OF 0.9. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.68 
Acrylic filament tow con-
taining at least 85 percent 
but not more than 94 percent 
by weight of acrylonitrile 
units and 1 percent or more 
but not over 4 percent of 
water, raw white (undyed), 
crimped, with an average 
decitex of 0.9 (plus or minus 
10 percent) and an aggregate 
filament measure in the tow 
bundle between 660,000 and 
1,300,000 decitex, with a 
length greater than 2 m (pro-
vided for in subheading 
5501.30.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21750. BLACK POLYESTER BI-COMPONENT FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.71 
Synthetic staple fibers, not 
carded, combed or otherwise 
processed for spinning, the 
foregoing comprising black 
polyester bi-component fibers 
measuring between 4.4 and 
6.7 decitex and with fiber 
length between 50 and 51 
mm; having an outer copoly-
mer sheath that melts at a 
lower temperature than the 
core; the foregoing of a kind 
used for bonding fibers to-
gether (provided for in sub-
heading 5503.20.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21751. ACRYLIC STAPLE FIBERS WITH AN AVERAGE 
DECITEX OF 2.2, FIBER LENGTH OF 100 MM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.72 
Acrylic staple fibers con-
taining at least 85 percent by 
weight of acrylonitrile units 
and 2 percent or more but 
not over 3 percent of water, 
raw white (undyed), crimped, 
with an average decitex of 
2.2 (plus or minus 10 per-
cent) and fiber length of 100 
mm (plus or minus 10 per-
cent) (provided for in sub-
heading 5503.30.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21752. MODACRYLIC STAPLE FIBERS NOT PROCESSED 
FOR SPINNING. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.73 
Modacrylic staple fibers con-
taining 35 percent or more 
but not over 85 percent by 
weight of acrylonitrile units 
and 1 percent or more but 
not over 3 percent of water, 
pigmented, crimped, with an 
average decitex between 1.9 
and 3.3 (plus or minus 10 
percent) and a fiber length 
between 45 and 51 mm (plus 
or minus 10 percent) (pro-
vided for in subheading 
5503.30.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21753. SHORT POLYPROPYLENE FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.74 
Polypropylene fibers, 6.66 
decitex, with a fiber length of 
0.5 mm (provided for in sub-
heading 5503.40.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21754. POLYOXADIAZOLE FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.75 
Synthetic staple fibers of 
polyoxadiazole, not carded, 
combed or otherwise proc-
essed for spinning, measuring 
between 1 and 2 decitex and 
with fiber length between 38 
mm and 51 mm (provided for 
in subheading 5503.90.90) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21755. ARTIFICIAL STAPLE FIBERS OF VISCOSE 
RAYON, 38–42 MM IN LENGTH. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.76 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, each 
measuring 1.5 or more but 
not over 1.8 decitex and hav-
ing a fiber length measuring 
38 mm or more but not over 
42 mm (provided for in sub-
heading 5504.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21756. ARTIFICIAL FIBERS OF VISCOSE RAYON FOR 
THE MANUFACTURE OF FEMININE HYGIENE 
PRODUCTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.77 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, each 
measuring 2.9 or more but 
not over 3.7 decitex and hav-
ing a fiber length measuring 
28 mm, the foregoing suit-
able for use in producing 
goods of heading 9619 (pro-
vided for in subheading 
5504.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21757. FLAME RETARDANT RAYON FIBERS, MEAS-
URING 4.78 DECITEX. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.78 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, containing 
28 percent or more but not 
over 33 percent by weight of 
silica, measuring 4.78 decitex 
in lengths of 60 mm (pro-
vided for in subheading 
5504.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21758. FLAME RETARDANT RAYON FIBERS, MEAS-
URING 4.55 DECITEX. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.79 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, containing 
28 percent or more but not 
over 33 percent by weight of 
silica measuring 4.55 decitex 
in lengths of 60 mm (pro-
vided for in subheading 
5504.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21759. FLAME RETARDANT RAYON FIBERS, MEAS-
URING 4.4 DECITEX. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.80 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, each con-
taining 28 percent or more 
but not over 33 percent by 
weight of silica, measuring 
4.4 decitex and 60 mm in 
length (provided for in sub-
heading 5504.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21760. OTHER FLAME RETARDANT RAYON FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.81 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning and con-
taining 28 percent or more 
but not over 33 percent by 
weight of silica (provided for 
in subheading 5504.10.00); 
the foregoing other than fi-
bers measuring 2.2 decitex in 
lengths of 38 mm, measuring 
4.7 decitex in lengths of 51 
mm or measuring 3.3, 4.4, 
4.55, 4.7, 4.78 or 5.0 decitex 
in lengths of 60 mm ..............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21761. CELLULOSIC MAN-MADE VISCOSE RAYON STA-
PLE FIBERS, MEASURING 1.3–1.5 DECITEX. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.82 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, measuring 
1.3 decitex but not over 1.5 
decitex and having a fiber 
length each measuring 20 
mm or more but not over 150 
mm (provided for in sub-
heading 5504.10.00), the 
foregoing other than fibers 
with a length of 38 mm or 
more but not over 42 mm .....
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21762. VISCOSE RAYON STAPLE FIBERS, MEASURING 
1.5–1.67 DECITEX, WITH A FIBER LENGTH OF 
38–42 MM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.83 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, each 
measuring greater than 1.5 
decitex but not over 1.67 
decitex and having a fiber 
length measuring 20 mm or 
more but not over 150 mm 
(provided for in subheading 
5504.10.00), the foregoing 
other than fibers with a 
length of 38 mm or more but 
not over 42 mm .....................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21763. CELLULOSIC MAN-MADE VISCOSE RAYON STA-
PLE FIBERS, MEASURING 1.67–2 DECITEX. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.84 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, measuring 
greater than 1.67 decitex but 
not over 2 decitex and having 
a fiber length each measuring 
20 mm or more but not over 
150 mm (provided for in sub-
heading 5504.10.00), the 
foregoing other than fibers 
with a length of 38 mm or 
more but not over 42 mm .....
0.6% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21764. VISCOSE RAYON STAPLE FIBERS, MEASURING 
1–2 DECITEX, WITH A FIBER LENGTH OF 4–8 
MM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.85 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, measuring 
1 decitex or more but not 
over 2 decitex and having a 
fiber length each measuring 4 
mm or more but less than 8 
mm (provided for in sub-
heading 5504.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21765. VISCOSE STAPLE FIBERS USED IN TEXTILE, 
MEDICAL, OR HYGIENE APPLICATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.86 
Staple fibers of viscose rayon, 
not carded, combed or other-
wise processed for spinning, 
measuring over 2 decitex but 
not over 3.3 decitex and hav-
ing a fiber length each meas-
uring over 55 mm or more 
but not over 60 mm (pro-
vided for in subheading 
5504.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21766. VISCOSE RAYON STAPLE FIBERS, MEASURING 
1.51–2 DECITEX, WITH A FIBER LENGTH OF 8– 
16 MM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.87 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, measuring 
1.51 decitex or more but not 
over 2.0 decitex and having a 
fiber length each measuring 8 
mm or more but not over 16 
mm (provided for in sub-
heading 5504.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21767. VISCOSE RAYON STAPLE FIBERS, MEASURING 
1–1.5 DECITEX, WITH A FIBER LENGTH OF 8–16 
MM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.88 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, measuring 
1 decitex or more but not 
over 1.5 decitex and having a 
fiber length each measuring 8 
mm or more but not over 16 
mm (provided for in sub-
heading 5504.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21768. FLAME RETARDANT VISCOSE RAYON STAPLE 
FIBERS, WITH A DECITEX OF 4.7 MM AND A 
FIBER LENGTH OF 51–60 MM. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.89 
Artificial staple fibers of vis-
cose rayon, not carded, 
combed or otherwise proc-
essed for spinning, each 
measuring 4.7 decitex (plus 
or minus 10 percent) and 
having a fiber length meas-
uring 51 mm but not over 60 
mm (provided for in sub-
heading 5504.10.00), the 
foregoing other than fibers 
containing 28 percent or 
more but not over 33 percent 
by weight of silica, measuring 
4.7 decitex and 60 mm in 
length ....................................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21769. 
VISCOSE 
RAYON 
STAPLE 
FIBERS 
FOR 
NONWOVEN PRODUCTION. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.90 
Staple fibers of viscose rayon, 
with decitex ranging from ei-
ther 0.5 decitex to less than 
0.9 decitex or greater than 2 
decitex to 3.5 decitex, the 
foregoing with a fiber length 
of 25 mm to 55 mm (pro-
vided for in subheading 
5504.10.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21770. BLACK VISCOSE RAYON STAPLE FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.91 
Artificial staple fibers, not 
carded, combed or otherwise 
processed for spinning, each 
black in color, having a 
decitex of 1.7 but not over 2, 
with cut length measuring 30 
mm but not over 80 mm 
(provided for in subheading 
5504.10.00), the foregoing 
other than fibers of 1.7 
decitex or more but not over 
1.8 decitex, with fiber length 
measuring 38 mm or more 
but not over 42 mm ..............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21771. ACRYLIC OR MODACRYLIC STAPLE FIBERS 
WITH A DECITEX OF 3–5.6. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.92 
Acrylic or modacrylic staple 
fibers, carded, combed or oth-
erwise processed for spinning, 
containing by weight 92 per-
cent or more of 
polyacrylonitrile, not more 
than 0.1 percent of zinc and 
2 percent or more but not 
over 8 percent of water, 
undyed, with an average 
decitex of 3 to 5.6 (provided 
for in subheading 
5506.30.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21772. MADE UP HAND-CAST STRING-DRAWN FISHING 
NETS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.93 
Made up hand-cast string- 
drawn fishing nets, of nylon 
monofilament, each with at-
tached string or rope, incor-
porating a neoprene cuff and 
attachment for user’s waist-
band belt (provided for in 
subheading 5608.11.00) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21773. KNITTED CARPETS CONTAINING 75 PERCENT 
OR MORE OF COTTON, WITH A RUBBER BACK-
ING. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.94 
Carpets and other textile 
floor coverings, knitted, made 
up, containing 75 percent or 
more by weight of cotton fi-
bers, each with a rubber 
backing (provided for in sub-
heading 5705.00.20) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21774. KNITTED CARPETS CONTAINING 75 PERCENT 
OR MORE BY WEIGHT OF POLYESTER, WITH A 
RUBBER BACKING. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.95 
Whether or not made up 
knitted carpets and other tex-
tile floor coverings, made up, 
containing 75 percent or 
more by weight of polyester 
fibers, each with a rubber 
backing (provided for in sub-
heading 5705.00.20) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21775. FAUX LEATHER FABRICS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.96 
Fabrics of ‘faux leather’, 
polyurethane-coated, of man- 
made fibers, containing by 
weight 50 percent or more 
but not over 62 percent of 
polyurethane, 36 percent or 
more but not over 45 percent 
of man-made fibers and 2 
percent or more but not over 
5 percent of elastomeric fi-
bers, for use in women’s ap-
parel, weighing 330 to 360 g/ 
m2, measuring 132 cm to 
137 cm in width (provided 
for in subheading 
5903.20.25) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21776. GRASS CATCHER BAGS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.97 
Grass catcher bags of man- 
made fiber fabric, used pri-
marily with push lawn mow-
ers, riding lawn mowers and 
chipper/shredder/vacuums 
(provided for in subheading 
5911.90.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21777. OXYGENATION MEMBRANE CAPILLARY MATE-
RIAL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.26.98 
Knitted or crocheted fabrics 
of polymethylpentene (PMP) 
oxygenation membrane cap-
illary fibers, such fabrics con-
sisting of PMP tubes ar-
ranged and secured in a knit-
ted fabric of PMP (provided 
for in subheading 
6003.30.60) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21778. TEXTILE KNITTED FABRICS COMPOSED OF 
MICROMODAL AND ELASTANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.26.99 
Knitted fabrics containing by 
weight 66 to 79 percent 
micromodal and 21 to 34 
percent elastane, measuring 
over 30 cm in width, weigh-
ing 155 to 220 g/m2, knitted 
with fine machine gauges of 
44 to 50 (provided for in sub-
heading 6004.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21779. TEXTILE TECHNICAL KNITTED FABRICS COM-
BINING TECHNICAL COTTON AND ELASTANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.01 
Technical knitted fabrics con-
taining by weight 71 percent 
technical cotton and 29 per-
cent elastane, measuring 170 
to 180 cm in width, weighing 
160 to 200 g/m2, valued at 
$14.50 or more per linear 
meter (provided for in sub-
heading 6004.10.00) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21780. TEXTILE KNIT FABRICS OF MODAL, CASHMERE, 
AND SPANDEX. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.02 
Textile knitted fabric con-
taining by weight 78 percent 
modal, 14 percent cashmere 
and 8 percent spandex, 
weighing 75 to 85 grams per 
square meter, with cuttable 
width of 130 to 140 cm, val-
ued at not less than $17 per 
linear meter as presented 
(provided for in subheading 
6006.43.00) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21781. WOMEN’S AND GIRLS’ DRESSES, KNITTED OR 
CROCHETED, 
OF 
SYNTHETIC 
FIBERS 
IN-
FUSED WITH MINERALS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.05 
Women’s and girls’ dresses, 
knitted or crocheted, of syn-
thetic fibers infused with 
minerals including silicon di-
oxide, titanium dioxide or 
aluminum oxide ground to a 
size not greater than 1 mi-
cron, such dresses specially 
designed for the sport of 
competitive cheerleading (pro-
vided for in subheading 
6104.43.20) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21782. WOMEN’S AND GIRLS’ SKIRTS AND DIVIDED 
SKIRTS 
OF 
SYNTHETIC 
FIBERS 
INFUSED 
WITH MINERALS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.06 
Women’s and girls’ skirts and 
divided skirts of synthetic fi-
bers infused with minerals in-
cluding silicon dioxide, tita-
nium dioxide or aluminum 
oxide ground to a size not 
greater than 1 micron, such 
skirts or divided skirts spe-
cially designed for the sport 
of competitive cheerleading 
(provided for in subheading 
6104.53.20) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21783. WOMEN’S AND GIRLS’ KNIT CARDIGANS OR 
PULLOVERS CONTAINING 70 PERCENT OR 
MORE OF SILK. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.09 
Women’s or girls’ knitted or 
crocheted pullovers and cardi-
gans, containing 70 percent 
or more by weight of silk or 
silk waste, each with more 
than 9 stitches/2 cm, meas-
ured in the direction the 
stitches were formed, and an 
average of less than 10 
stitches/linear cm in each di-
rection counted on an area 
measuring at least 10 cm by 
10 cm, such apparel articles 
that reach the waist (pro-
vided for in subheading 
6110.90.10) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21784. MEN’S AND BOYS’ KNIT CARDIGANS OR PULL-
OVERS OF LINEN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.10 
Men’s or boys’ knitted or cro-
cheted pullovers and cardi-
gans, of linen, each with 
more than 9 stitches/2 cm, 
measured in the direction the 
stitches were formed, and an 
average of less than 10 
stitches/linear cm in each di-
rection counted on an area 
measuring at least 10 cm by 
10 cm, such apparel articles 
that reach the waist (pro-
vided for in subheading 
6110.90.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 
21785. 
BABIES’ 
KNIT 
SWEATERS, 
PULLOVERS, 
SWEATSHIRTS, 
WAISTCOATS 
(VESTS), 
AND 
CARDIGANS, OF ARTIFICIAL FIBERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.11 
Babies’ knitted or crocheted 
sweaters, pullovers, 
sweatshirts, waistcoats 
(vests) and cardigans, the 
foregoing of artificial fibers 
and other than those im-
ported as parts of sets (pro-
vided for in subheading 
6111.90.40) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21786. WOMEN’S AND GIRLS’ TOPS, KNITTED OR CRO-
CHETED, OF MAN-MADE FIBERS INFUSED 
WITH MINERALS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.15 
Women’s and girls’ tops, 
knitted or crocheted, of man- 
made fibers infused with min-
erals including silicon dioxide, 
titanium dioxide or aluminum 
oxide ground to a size not 
greater than 1 micron, such 
tops specially designed for 
the sport of competitive 
cheerleading (provided for in 
subheading 6114.30.10) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21787. MEN’S AND BOY’S TOPS, KNITTED OR CRO-
CHETED, OF MAN-MADE FIBERS INFUSED 
WITH MINERALS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.16 
Men’s and boy’s tops, knitted 
or crocheted, of man-made fi-
bers infused with minerals in-
cluding silicon dioxide, tita-
nium dioxide or aluminum 
oxide ground to a size not 
greater than 1 micron, such 
tops specially designed for 
the sport of competitive 
cheerleading (provided for in 
subheading 6114.30.10) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21788. MEN’S 3 MM WETSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.17 
Men’s full-body wetsuits, 
each made from three-layer 
fabric composed of a knitted 
outer layer of polyester and 
spandex bonded to a fleece 
knit pile inner layer of poly-
ester and spandex with a cen-
ter core of expanded rubber 
for its body, and a three-layer 
fabric composed of knitted 
inner and outer layers of pol-
yester with a center core of 
expanded rubber for its 
sleeves, shoulders and lower 
legs, measuring no more than 
3.4 mm in thickness in the 
torso, such wetsuits valued 
$97 or more but not over 
$130 each (provided for in 
subheading 6114.30.30) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21789. MEN’S 5.5 AND 6.5 MM WETSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.18 
Men’s full-body wetsuits, 
each made from three-layer 
fabric composed of a knitted 
outer layer of polyester and 
spandex bonded to a fleece 
knit pile inner layer of poly-
ester and spandex with a cen-
ter core of expanded rubber 
for its body, and a three-layer 
fabric composed of knitted 
inner and outer layers of pol-
yester with a center core of 
expanded rubber for its 
sleeves, shoulders and lower 
legs, measuring 5.1 mm or 
more but not over 7 mm in 
thickness in the torso, such 
wetsuits valued $120 or more 
but not over $175 each (pro-
vided for in subheading 
6114.30.30) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21790. MEN’S 3.5 MM WETSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.19 
Men’s full-body wetsuits, 
made from three-layer fabric 
composed of a knitted outer 
layer of polyester and span-
dex bonded to a fleece knitted 
pile inner layer of polyester 
and spandex with a center 
core of expanded rubber for 
its body, and a three-layer 
fabric composed of knitted 
inner and outer layers of pol-
yester with a center core of 
expanded rubber for its 
sleeves, shoulders and lower 
legs, measuring 3.5 mm or 
more but not over 4 mm in 
thickness in the torso, such 
wetsuits each valued at $102 
or more but not over $150 
(provided for in subheading 
6114.30.30) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21791. MEN’S 4.5 MM WETSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.20 
Men’s full-body wetsuits, 
each made from a three-layer 
fabric composed of a knitted 
outer layer of polyester and 
spandex bonded to a fleece 
knitted pile inner layer of 
polyester and spandex with a 
center core of expanded rub-
ber for its body, and a three- 
layer fabric composed of a 
knitted inner of polyester and 
outer layers with a center 
core of expanded rubber for 
its sleeves, shoulders and 
lower legs, measuring 4.1 mm 
or more but not over 5 mm 
in thickness in the torso, 
such wetsuits valued $105 or 
more but not over $160 each 
(provided for in subheading 
6114.30.30) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21792. WOMEN’S 3 MM WETSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.21 
Women’s full-body wetsuits, 
each made from three-layer 
fabric composed of a knitted 
outer layer of polyester and 
spandex bonded to a fleece 
knit pile inner layer of poly-
ester and spandex with a cen-
ter core of expanded rubber 
for its body, and a three-layer 
fabric composed of knitted 
inner and outer layers of pol-
yester with a center core of 
expanded rubber for its 
sleeves, shoulders and lower 
legs, measuring no more than 
3.4 mm in thickness in the 
torso, such wetsuits valued 
$97 or more but not over 
$130 each (provided for in 
subheading 6114.30.30) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21793. WOMEN’S 3.5 MM WETSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.22 
Women’s full-body wetsuits, 
made from three-layer fabric 
composed of a knitted outer 
layer of polyester and span-
dex bonded to a fleece knitted 
pile inner layer of polyester 
and spandex with a center 
core of expanded rubber for 
its body, and a three-layer 
fabric composed of knitted 
inner and outer layers of pol-
yester with a center core of 
expanded rubber for its 
sleeves, shoulders and lower 
legs, measuring 3.5 mm or 
more but not over 4 mm in 
thickness in the torso, such 
wetsuits each valued $102 or 
more but not over $150 (pro-
vided for in subheading 
6114.30.30) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21794. WOMEN’S 4.5 MM WETSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.23 
Women’s full-body wetsuits, 
each made from three-layer 
fabric composed of a knitted 
outer layer of polyester and 
spandex bonded to a fleece 
knitted pile inner layer of 
polyester and spandex with a 
center core of expanded rub-
ber for its body, and a three- 
layer fabric composed of knit-
ted inner and outer layers of 
polyester with a center core 
of expanded rubber for its 
sleeves, shoulders and lower 
legs, measuring 4.1 mm or 
more but not over 5 mm in 
thickness in the torso, such 
wetsuits valued $105 or more 
but not over $160 each (pro-
vided for in subheading 
6114.30.30) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21795. WOMEN’S 5.5 AND 6.5 MM WETSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.24 
Women’s full-body wetsuits, 
of three-layer fabric com-
posed of a knitted outer layer 
of polyester and spandex 
bonded to a polyester and 
spandex fleece knitted pile 
inner layer with a center core 
of expanded rubber for its 
body, and a three-layer fabric 
composed of knitted inner 
and outer layers of polyester 
with a center core of ex-
panded rubber for its sleeves, 
shoulders and lower legs with 
material measuring 5.1 mm 
or more but not over 7 mm 
in thickness in the torso, 
such wetsuits valued $120 or 
more but not over $175 each 
(provided for in subheading 
6114.30.30) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21796. INSULATED HANDMUFFS OF KNIT POLYESTER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.25 
Hand muffs of knitted fab-
rics of polyester laminated 
with plastics, such muffs 
stuffed with synthetic 
microfiber for thermal insula-
tion, each with side openings 
having elastic closures, with 
one exterior pocket with zip-
per closure and weighing not 
more than 500 g (provided 
for in subheading 
6117.80.95) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21797. MEN’S STOCKINGFOOT WADER BOTTOM SUB-
ASSEMBLIES, OF COMPRESSED NEOPRENE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.26 
Men’s stockingfoot wader 
bottom subassemblies, con-
structed from neoprene 
(originally measuring 6 mm 
to 8 mm in thickness) com-
pressed to 4 mm in thickness, 
laminated on both sides with 
a knitted nylon fabric, whose 
height exceeds 20.5 cm; each 
such stockingfoot formed 
anatomically (provided for in 
subheading 6117.90.90) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21798. MEN’S STOCKINGFOOT WADER BOTTOM SUB-
ASSEMBLIES, 
OF 
NON-COMPRESSED 
NEO-
PRENE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.27 
Men’s stockingfoot wader 
bottom subassemblies, made 
from non-compressed neo-
prene having a thickness of 4 
mm, laminated on both sides 
with a knitted nylon fabric, 
height exceeding 20.5 cm; 
each such stockingfoot 
formed anatomically (pro-
vided for in subheading 
6117.90.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21799. FISHING WADER POCKET POUCH ASSEMBLIES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.28 
Pocket pouches, each with 
outer shell of woven textile 
fabric visibly coated with rub-
ber or plastics and laminated 
to an inner layer of knitted 
fabric, with a zippered cargo 
pocket and other pockets de-
signed to organize tippets 
and leaders and with dual 
entry zippers; the foregoing 
designed to be affixed to a 
fishing wader and not put up 
for individual retail sale (pro-
vided for in subheading 
6117.90.90) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21800. MARTIAL ARTS UNIFORMS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.40 
Women’s and girls’ judo, ka-
rate and other oriental mar-
tial arts uniforms of cotton, 
presented as ensembles each 
consisting of a top and a bot-
tom, with or without an ac-
companying belt (provided for 
in subheading 6204.22.10) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21801. WOMEN’S OR GIRLS’ LINEN WOVEN BLOUSES, 
SHIRTS AND SHIRT-BLOUSES, AND SLEEVE-
LESS TANK STYLES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.48 
Women’s or girls’ woven 
blouses, shirts and shirt- 
blouses and sleeveless tank 
styles, the foregoing of linen 
and extending from the neck 
area to or below the waist, 
with or without sleeves, with 
full or partial opening or no 
opening, with pockets below 
the waist or tightening at the 
bottom (provided for in sub-
heading 6211.49.80) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21802. WOMEN’S OR GIRLS’ LINEN WOVEN WASHSUITS, 
SUNSUITS, OR ONE-PIECE PLAYSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.49 
Women’s or girls’ woven 
washsuits, sunsuits and one- 
piece playsuits, of linen (pro-
vided for in subheading 
6211.49.80) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21803. WOMEN’S OR GIRLS’ LINEN WOVEN COVERALLS 
OR JUMPSUITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.50 
Women’s or girls’ woven cov-
eralls or jumpsuits, of linen 
(provided for in subheading 
6211.49.80) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21804. WOMEN’S SHAWLS AND SIMILAR GOODS, 100 
PERCENT SILK. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.51 
Women’s shawls, scarves and 
similar goods, wholly of silk, 
valued less than $7 each 
(provided for in subheading 
6214.10.10) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21805. WINTER CYCLING GLOVES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.52 
Winter cycling gloves, each 
with woven outer shell of 
man-made fibers and a me-
rino wool lining (provided for 
in subheading 6216.00.46) ...
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21806. BI-COMPONENT MICROFIBER TUBE MOP RE-
FILLS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.62 
Replacement mop heads, con-
structed from circular knit 
bi-component microfiber fab-
ric tubes containing by 
weight 65 to 90 percent of 
polyester and 10 to 35 per-
cent of nylon, sewn together 
with raw edges enclosed, val-
ued at least $2 but no more 
than $4 each (provided for in 
subheading 6307.10.20) ........
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21807. MICROFIBER DUSTER REFILLS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.63 
Duster refill pads made from 
knitted high pile microfiber 
fabric containing by weight 
60 percent to 90 percent of 
polyester and 10 percent to 
40 percent of nylon, valued 
less than $1.80 each (pro-
vided for in subheading 
6307.10.20) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21808. RFID MOP PADS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.64 
Finished mop pads made 
from warp knit fabric con-
taining by weight 60 percent 
to 90 percent of polyester 
and 10 percent to 40 percent 
of nylon, weighing at least 
300 g/m2 but no more than 
700 g/m2, such mop pads 
each having an RFID chip 
permanently stitched inside 
them (provided for in sub-
heading 6307.10.20) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21809. MICROFIBER CLEANING CLOTHS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.65 
Microfiber cloths made from 
warp knit fabric containing 
by weight 60 percent to 90 
percent of polyester and 10 
percent to 40 percent of 
nylon, weighing at least 190 
g/m2 but no more than 360 
g/m2, such cloths having 
edges finished with an over-
cast stitch, valued at least 
$0.06 but not more than 
$0.90 each (provided for in 
subheading 6307.10.20) ........
4% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21810. MICROFIBER MOP PADS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.66 
Finished mop pads made 
from warp knit microfiber 
fabric containing by weight 
60 percent to 90 percent of 
polyester and 10 percent to 
40 percent of nylon, each 
weighing at least 300 g/m2 
but no more than 700 g/m2 
and valued at least $0.40 but 
no more than $4.90 (provided 
for in subheading 
6307.10.20) ...........................
2% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21811. GOLF BAG BODY FLATS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.70 
Golf bag bodies made of 
woven fabric of man-made 
textile materials, sewn to-
gether with pockets, each 
presented with golf bag rain 
hood, sling, webbing clips and 
top and bottom collars (pro-
vided for in subheading 
6307.90.98), the foregoing 
presented either without bot-
toms or with bottoms not at-
tached to such bodies ............
1.2% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21812. BATHTUB ELBOW RESTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.71 
Elbow pads of textile mate-
rials, with faux neoprene shell 
and foam inner layer, with 
non-slip backing with suction 
cups to attach to the bath 
tub, containing no bisphenol- 
A (BPA) or phthalates, 
measuring approximately 40 
cm in length by 10.2 cm in 
width by 15.9 cm in height 
(provided for in subheading 
6307.90.98) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21813. DOOR SWINGS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.72 
Door swings, each comprising 
two straps wholly of poly-
propylene and measuring ap-
proximately 1.52 m in length, 
such straps each having two 
cuffs wholly of velour, an 
acrylic bar with end caps 
wholly of polyurethane and 
two adjustable buckles wholly 
of polyoxymethylene (pro-
vided for in subheading 
6307.90.98) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21814. UNDER BED RESTRAINTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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‘‘ 
9902.27.73 
Sets of bed restraints de-
signed to restrain a bed’s oc-
cupant, each comprising four 
straps wholly of poly-
propylene and measuring ap-
proximately 1.37 m in length, 
such straps each connected 
by one large O-ring wholly of 
iron and having one small O- 
ring; each restraint with 4 
cuffs wholly of velour; such 
cuffs each with one small O- 
ring wholly of iron attached 
to a carabiner hook wholly of 
zinc alloy and with two buck-
les wholly of 
polyoxymethylene, with a 
hook-and-loop fastener strap 
wholly of polyester (provided 
for in subheading 
6307.90.98) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21815. BATH KNEELER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.76 
Knee pads of man-made fiber 
neoprene fabric, containing 
no bisphenol A (BPA) or 
phthalates, measuring ap-
proximately 43.2 cm in 
length by 28 cm in width by 
3.3 cm in height (provided 
for in subheading 
6307.90.98) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21816. TWO-PIECE CAMERA MOUNT KITS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.78 
Two-piece camera mount kits 
of textile materials, presented 
in sets, designed for cameras 
of subheading 8525.80.40; 
each set containing one chest 
harness of textile materials 
and one plastic mount de-
signed to securely attach a 
camera onto tubes measuring 
9 to 35 mm in diameter and 
incorporating a base capable 
of rotating the camera 360 
degrees (provided for in sub-
heading 6307.90.98) .............
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21817. SLEEVE COVERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.79 
Sleeve covers of non-woven 
fabric of man-made fibers 
(provided for in subheading 
6307.90.98) ...........................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21818. SPORTS FOOTWEAR FOR MEN, VALUED OVER 
$20 PER PAIR. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.80 
Sports footwear with outer 
soles and uppers of rubber or 
plastics, valued over $20/pr, 
for men (provided for in sub-
heading 6402.19.90); the 
foregoing other than golf or 
cycling footwear for men de-
scribed in other provisions of 
this subchapter ......................
6.9% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21819. SPORTS FOOTWEAR FOR WOMEN, VALUED 
OVER $20 PER PAIR. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.81 
Sports footwear with outer 
soles and uppers of rubber or 
plastics, valued over $20/pr, 
for persons other than men 
(provided for in subheading 
6402.19.90); the foregoing 
other than golf or cycling 
footwear for persons other 
than men and described in 
other provisions of this sub-
chapter ..................................
7.6% 
No change 
No change 
On or before 
12/31/2023
’’. 
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SEC. 21820. MEN’S CYCLING SHOES VALUED OVER $18 PER 
PAIR. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.82 
Cycling shoes with outer soles 
and uppers of rubber or plas-
tics, valued over $18/pr, for 
men, the foregoing having a 
cleat mounting system on the 
sole for attaching to bicycle 
pedals (provided for in sub-
heading 6402.19.90), the 
foregoing other than winter 
cycling boots ..........................
4.6% 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21821. WOMEN’S CYCLING SHOES VALUED OVER $16 
PER PAIR. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.27.83 
Cycling shoes with outer soles 
and uppers of rubber or plas-
tics, valued over $16/pr, for 
women, having a cleat mount-
ing system on the sole for at-
taching to bicycle pedals 
(provided for in subheading 
6402.19.90); the foregoing 
other than winter cycling 
boots for women ....................
Free 
No change 
No change 
On or before 
12/31/2023
’’. 
SEC. 21822. MEN’S GOLF SHOES WITH OUTERS AND UPPERS 
OF RUBBER OR PLASTICS, VALUED OVER $20 
PER PAIR. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
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