1662 
† HR 4521 EAS 
SEC. 74203. 2-AMINO-5-CHLORO-N,3-DIMETHYLBENZAMIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.20.87 
2-Amino-5-chloro-N,3- 
dimethylbenzamide (CAS No. 
890707–28–5) (provided for in 
subheading 2924.29.71) ...........
6.1% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74204. GLYCYL-L-TYROSINE DIHYDRATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.20.88 
Glycyl-L-tyrosine dihydrate 
((2S)-2-[(2- 
aminoacetyl)amino]-3-(4- 
hydroxyphenyl)propanoic 
acid;dihydrate) (CAS No. 
39630–46–1) (provided for in 
subheading 2924.29.71) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74205. L-ALANYL-L-TYROSINE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.20.89 
L-Alanyl L-tyrosine ((2S)-2- 
[[(2S)-2- 
aminopropanoyl]amino]-3-(4- 
hydroxyphenyl)propanoic 
acid) (CAS No. 3061–88–9) 
(provided for in subheading 
2924.29.71) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74206. ENZALUTAMIDE ITS-2. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.20.90 
2-[3-Fluoro-4- 
(methylcarbamoyl)anilino]-2- 
methylpropanoic acid (CAS 
No. 1289942–66–0) (provided 
for in subheading 2924.29.71) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1663 
† HR 4521 EAS 
SEC. 74207. 4-BROMO-2-FLUORO-N-METHYLBENZAMIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.20.91 
4-Bromo-2-fluoro-N- 
methylbenzamide (CAS No. 
749927–69–3) (provided for in 
subheading 2924.29.71) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 
74208. 
N-BOC-1-AMINOCYCLOBUTANECARBOXYLIC 
ACID. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.20.92 
1-[(2-Methylpropan-2- 
yl)oxycarbonylamino] 
cyclobutane-1-carboxylic acid 
(CAS No. 120728–10–1) (pro-
vided for in subheading 
2924.29.95) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 
74209. 
N′-(1,3-DIMETHYLBUTYLIDENE)-3-HYDROXY-2- 
NAPHTHOHYDRAZIDE (BMH) (OIL TREATED). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.20.93 
3-Hydroxy-N-[(Z)-4- 
methylpentan-2- 
ylideneamino]naphthalene-2- 
carboxamide (CAS No. 
214417–91–1), oil treated 
(provided for in subheading 
2925.19.42) ...............................
3.5% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74210. GUANIDINE SULFAMATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.20.94 
Guanidine sulfamic acid (CAS 
No. 50979–18–5) (provided for 
in subheading 2925.29.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1671 
† HR 4521 EAS 
SEC. 74239. FLAME RETARDANT FOR TEXTILES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.24 
Tetrakis(hydroxymethyl) 
phosphonium sulfate (CAS No. 
55566–30–8) (provided for in 
subheading 2931.39.00) ...........
1.5% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74240. GLYPHOSATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.25 
N-(Phosphonomethyl)glycine 
(Glyphosate) (CAS No. 1071– 
83–6) (provided for in sub-
heading 2931.39.00) .................
3.5% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74241. ETHEPHON. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.26 
(2-Chloroethyl)phosphonic acid 
(Ethephon) (CAS No. 16672– 
87–0) (provided for in sub-
heading 2931.39.00) .................
2.4% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74242. BENZENE PHOSPHINIC ACID. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.27 
Phenylphosphinic acid (CAS 
No. 1779–48–2) (provided for 
in subheading 2931.39.00) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74243. HEDP. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1672 
† HR 4521 EAS 
‘‘ 
9902.21.28 
Tetrasodium;1,1- 
diphosphonatoethanol (CAS 
No. 3794–83–0), in granule 
form, with a particle size of 
250 μm to 850 μm (provided 
for in subheading 2931.39.00) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74244. TRIMETHYLCHLOROSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.29 
Chloro(trimethyl)silane (CAS 
No. 75–77–4) (provided for in 
subheading 2931.90.90) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74245. CHLORO-(CHLOROMETHYL)-DIMETHYLSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.30 
Chloro-(chloromethyl)- 
dimethylsilane (CAS No. 
1719–57–9) (provided for in 
subheading 2931.90.90) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74246. SILICONE FOR ELECTRONICS CLEANERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.31 
[Dimethyl(trimethylsilyloxy) 
silyl]oxy-dimethyl- 
trimethylsilyloxysilane (CAS 
No. 141–62–8) (provided for 
in subheading 2931.90.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74247. SILICON CARRIER FLUID FOR ACTIVE LOTIONS, 
CREAMS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1673 
† HR 4521 EAS 
‘‘ 
9902.21.32 
Dodecamethylpentasiloxane; 
bis[[dimethyl 
(trimethylsilyloxy)silyl]oxy]- 
dimethylsilane (CAS No. 141– 
63–9) (provided for in sub-
heading 2931.90.90) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74248. VINYLTRIMETHOXYSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.33 
Ethenyl(trimethoxy)silane 
(CAS No. 2768–02–7) (pro-
vided for in subheading 
2931.90.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74249. N-OCTYLTRIETHOXYSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.34 
Triethoxy(octyl)silane (CAS 
No. 2943–75–1) (provided for 
in subheading 2931.90.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74250. DIMETHYLBIS(S-BUTYLAMINO)SILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.35 
N-[(Butan-2-ylamino)- 
dimethylsilyl]butan-2-amine 
(CAS No. 93777–98–1) (pro-
vided for in subheading 
2931.90.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74251. AQUEOUS SOLUTION OF POTASSIUM METHYL 
SILICONATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1674 
† HR 4521 EAS 
‘‘ 
9902.21.36 
Tripotassium; meth-
yl(trioxido)silane in aqueous 
solution (CAS No. 31795–24– 
1) (provided for in subheading 
2931.90.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74252. OCTYLTRIMETHOXYSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.37 
Trimethoxy(2,4,4- 
trimethylpentyl)silane (CAS 
No. 34396–03–7) (provided for 
in subheading 2931.90.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74253. OCTLYTRIETHOXYSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.38 
Triethoxy(2,4,4- 
trimethylpentyl)silane (CAS 
No. 35435–21–3) (provided for 
in subheading 2931.90.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74254. AMINO-PROPYL-TRIETHOXYSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.39 
3-Triethoxysilylpropan-1- 
amine (CAS No. 919–30–2) 
(provided for in subheading 
2931.90.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74255. METHYLTRIS(SEC-BUTYLAMINO)SILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.40 
N-[Bis(butan-2-ylamino)- 
methylsilyl]butan-2-amine 
(CAS No. 37697–65–7) (pro-
vided for in subheading 
2931.90.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1675 
† HR 4521 EAS 
SEC. 
74256. 
METHYLTRIS(METHYLETHYLKETOXIMINO) 
SILANE (MOS). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.41 
(E)-N-[Bis[[(E)-butan-2- 
ylideneamino]oxy]- 
methylsilyl]oxybutan-2-imine 
(CAS No. 22984–54–9) (pro-
vided for in subheading 
2931.90.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74257. HEPTAMETHYLTRISILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.42 
Methyl- 
bis(trimethylsilyloxy)silicon 
(CAS No. 1873–88–7) (pro-
vided for in subheading 
2931.90.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74258. TETRAMETHYLDISILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.43 
1,1,3,3-Tetramethyldisiloxane 
(CAS No. 3277–26–7) (pro-
vided for in subheading 
2931.90.90) ...............................
1% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74259. DIMETHYLCHLOROSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.44 
Chloro(dimethyl)silicon (CAS 
No. 1066–35–9) (provided for 
in subheading 2931.90.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1676 
† HR 4521 EAS 
SEC. 74260. DICHLOROMETHYLSILANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.45 
Dichloromethylsilane (CAS 
No. 75–54–7) (provided for in 
subheading 2931.90.90) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74261. TRIS(TFP)-METHYLCYCLO-TRISILOXANE DR. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.46 
2,4,6-Trimethyl-2,4,6- 
tris(3,3,3-trifluoropropyl)- 
1,3,5,2,4,6-trioxatrisilinane 
(CAS No. 2374–14–3) (pro-
vided for in subheading 
2931.90.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 
74262. 
TETRAVINYLTETRAMETHYLCYCLOTETRASIL-
OXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.47 
2,4,6,8-Tetrakis(ethenyl)- 
2,4,6,8-tetramethyl- 
1,3,5,7,2,4,6,8- 
tetraoxatetrasilocane (CAS No. 
2554–06–5) (provided for in 
subheading 2931.90.90) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74263. DIVINYLTETRAMETHYLDISILOXANE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.48 
Ethenyl-[eth-
enyl(dimethyl)silyl]oxy- 
dimethylsilane (CAS No. 
2627–95–4) (provided for in 
subheading 2931.90.90) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1677 
† HR 4521 EAS 
SEC. 74264. INPUT FOR PLANT PROTECTION AGENT. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.49 
Cyclopropanol, 2- 
(butyldimethylsilyl)-1-methyl-, 
1-metanasulfonate (CAS No. 
1446996–86–6) (provided for 
in subheading 2931.90.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74265. STRAWBERRY FURANONE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.50 
4-Hydroxy-2,5-dimethylfuran- 
3-one (CAS No. 3658–77–3) 
(provided for in subheading 
2932.19.51) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74266. EMAMECTIN BENZOATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.51 
(4″R)-4″-Deoxy-4″- 
(methylamino)avermectin b1 
benzoate (CAS No. 155569– 
91–8) (provided for in sub-
heading 2932.20.10) .................
5.3% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74267. GIBBERELLIC ACID. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.52 
(1R,2R,5S,8S,9S, 
10R,11S,12S)-5,12-Dihydroxy- 
11-methyl-6-methylidene-16- 
oxo-15-oxapentacyclo 
[9.3.2.15,8.01,10.02,8] 
heptadec-13-ene-9-carboxylic 
acid (Gibberellic acid) (CAS 
No. 77–06–5) (provided for in 
subheading 2932.20.50) ...........
1.9% 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1678 
† HR 4521 EAS 
SEC. 74268. ROSE OXIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.53 
4-Methyl-2-(2-methylprop-1- 
enyl)oxane (CAS No. 16409– 
43–1) (provided for in sub-
heading 2932.99.90) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74269. VINYLENE CARBONATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.54 
1,3-Dioxol-2-one (CAS No. 
872–36–6) (provided for in 
subheading 2932.99.90) ...........
0.5% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74270. KASUGAMYCIN TECHNICAL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.55 
2-Amino-2-[(2R,3S,5S,6R)-5- 
amino-2-methyl-6- 
[(2S,3S,5S,6R)-2,3,4,5,6- 
pentahydroxycyclohexy-
l]oxyoxan-3-yl]iminoacetic 
acid;hydrochloride (CAS No. 
19408–46–9) (provided for in 
subheading 2932.99.90) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74271. 2H-CYCLODODECA[B]PYRAN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.56 
3,4,5,6,7,8,9,10,11,12,13,14- 
Dodecahydro-2H- 
cyclododeca[b]pyran (CAS No. 
32539–83–6) (provided for in 
subheading 2932.99.90) ...........
1% 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1679 
† HR 4521 EAS 
SEC. 74272. BIXAFEN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.57 
N-[2-(3,4-Dichlorophenyl)-4- 
fluorophenyl]-3- 
(difluoromethyl)-1- 
methylpyrazole-4-carboxamide 
(CAS No. 581809–46–3) (pro-
vided for in subheading 
2933.19.23) ...............................
2.6% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74273. FLUXAPYROXAD. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.58 
3-(Difluoromethyl)-1-methyl- 
N-(3′,4′,5′-trifluorobiphe-nyl-2- 
yl)pyrazole-4-carboxamide 
(Fluxapyroxad) (CAS No. 
907204–31–3) (provided for in 
subheading 2933.19.23) ...........
5.7% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74274. 3,5 DIMETHYLPYRAZOLE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.59 
3,5-Dimethyl-1H-pyrazole 
(CAS No. 67–51–6) (provided 
for in subheading 2933.19.90) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74275. PYRACLONIL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.60 
1-(3-Chloro-4,5,6,7- 
tetrahydropyrazolo[1,5- 
a]pyridin-2-yl)-5-[meth-
yl(prop-2- 
ynyl)amino]pyrazole-4- 
carbonitrile (Pyraclonil) (CAS 
No. 158353–15–2) (provided 
for in subheading 2933.19.90) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1680 
† HR 4521 EAS 
SEC. 74276. IMIDAZOLIDINYL UREA. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.61 
1-[3-(Hydroxymethyl)-2,5- 
dioxoimidazolidin-4-yl]-3-[[[3- 
(hydroxymethyl)-2,5- 
dioxoimidazolidin-4-yl] 
carbamoylamino]methyl]urea 
(CAS No. 39236–46–9) (pro-
vided for in subheading 
2933.21.00) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74277. ALLANTOIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.62 
(2,5-Dioxoimidazolidin-4- 
yl)urea (CAS No. 97–59–6) 
(provided for in subheading 
2933.21.00) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74278. EMULSIFIABLE CONCENTRATE OF IMAZALIL 
FUNGICIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.63 
Mixtures of (1-[2-(allyloxy)-2- 
(2,4-dichlorophenyl)ethyl]-1H- 
imidazole) (Imazalil) (CAS 
No. 35554–44–0) and applica-
tion adjuvants (provided for 
in subheading 2933.29.35) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74279. TECHNICAL CYAZOFAMID FUNGICIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.64 
4-Chloro-2-cyano-N,N-di-
methyl-5-(4- 
methylphenyl)imidazole-1-sul-
fonamide (Cyazofamid) (CAS 
No. 120116–88–3) (provided 
for in subheading 2933.29.35) 
3.1% 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1681 
† HR 4521 EAS 
SEC. 74280. IMAZALIL SULFATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.65 
1-[2-(2,4-Dichlorophenyl)-2- 
(prop-2-en-1-yloxy)ethyl]-1H- 
imidazole sulfate (Imazalil 
sulfate) (CAS No. 58594–72– 
2) (provided for in subheading 
2933.29.35) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74281. 1,2-DIMETHYLIMIDAZOLE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.66 
1,2-Dimethylimidazole (CAS 
No. 1739–84–0) (provided for 
in subheading 2933.29.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74282. 2-METHYLIMIDAZOLE FLAKES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.67 
2-Methyl-1H-imidazole (CAS 
No. 693–98–1) (provided for 
in subheading 2933.29.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74283. DIAZOLIDINYL UREA. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.68 
1-[1,3-Bis(hydroxymethyl)-2,5- 
dioxoimidazolidin-4-yl]-1,3- 
bis(hydroxymethyl)urea (CAS 
No. 78491–02–8) (provided for 
in subheading 2933.29.90) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74284. 1-(2-AMINOETHYL)IMIDAZOLIDIN-2-ONE (AEEU). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1682 
† HR 4521 EAS 
‘‘ 
9902.21.69 
1-(2-Aminoethyl)imidazolidin- 
2-one (CAS No. 6281–42–1) 
(provided for in subheading 
2933.29.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74285. ZINC PYRITHIONE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.70 
Zinc;1-oxidopyridin-1-ium-2- 
thiolate (CAS No. 13463–41– 
7) (provided for in subheading 
2933.39.21) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74286. TECHNICAL PYRIOFENONE FUNGICIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.71 
(5-Chloro-2-methoxy-4-methyl- 
3-pyridyl)(4,5,6-trimethoxy-o- 
tolyl)methanone (Pyriofenone) 
(CAS No. 688046–61–9) (pro-
vided for in subheading 
2933.39.21) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74287. PICOXYSTROBIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.72 
Methyl (E)-3-methoxy-2-[2-[[6- 
(trifluoromethyl)pyridin-2- 
yl]oxymethyl]phenyl]prop-2- 
enoate (Picoxystrobin) (CAS 
No. 117428–22–5) (provided 
for in subheading 2933.39.21) 
5.2% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74288. TRICLOPYR BEE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1683 
† HR 4521 EAS 
‘‘ 
9902.21.73 
2-Butoxyethyl 2-(3,5,6- 
trichloropyridin-2- 
yl)oxyacetate (CAS No. 
64700–56–7) (provided for in 
subheading 2933.39.25) ...........
1.6% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74289. IMAZAPYR. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.74 
2-(4-Methyl-5-oxo-4-propan-2- 
yl-1H-imidazol-2-yl)pyridine- 
3-carboxylic acid (Imazapyr) 
(CAS No. 81334–34–1) (pro-
vided for in subheading 
2933.39.25) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74290. TETRANILIPROLE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.75 
2-(3-Chloropyridin-2-yl)-N-[4- 
cyano-2-methyl-6- 
(methylcarbamoyl)phenyl]-5- 
[[5-(trifluoromethyl)tetrazol-2- 
yl]methyl]pyrazole-3- 
carboxamide (CAS No. 
1229654–66–3) (provided for 
in subheading 2933.39.27) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74291. CYANTRANILIPROLE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.76 
5-Bromo-2-(3-chloropyridin-2- 
yl)-N-[4-cyano-2-methyl-6- 
(methylcarbamoy-
l)phenyl]pyrazole-3- 
carboxamide 
(Cyantraniliprole) (CAS No. 
736994–63–1) (provided for in 
subheading 2933.39.27) ...........
3.1% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74292. CHLORANTRANILIPROLE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1684 
† HR 4521 EAS 
‘‘ 
9902.21.77 
5-Bromo-N-[4-chloro-2-methyl- 
6-(methylcarbamoyl)phenyl]-2- 
(3-chloropyridin-2-yl)pyrazole- 
3-carboxamide 
(Chlorantraniliprole) (CAS 
No. 500008–45–7) (provided 
for in subheading 2933.39.27) 
4.8% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74293. CHLORPYRIFOS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.78 
O,O-Diethyl O-3,5,6- 
trichloropyridin-2-yl 
phosphorothioate 
(Chlorpyrifos) (CAS No. 
2921–88–2) (provided for in 
subheading 2933.39.27) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74294. TECHNICAL CYCLANILIPROLE INSECTICIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.79 
3-Bromo-N-[2-bromo-4-chloro- 
6-[[(1-cyclo- 
propylethy-
l)amino]carbonyl]phenyl]-1-(3- 
chloro-2- pyridinyl)-1H-pyr-
azole-5-carboxamide 
(Cyclaniliprole) (CAS No. 
1031756–98–5) (provided for 
in subheading 2933.39.27) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74295. REGORAFENIB. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.21.80 
4-[4-[[4-Chloro-3- 
(trifluoromethy-
l)phenyl]carbamoylamino]-3- 
fluorophenoxy]-N- 
methylpyridine-2-carboxamide 
monohydrate (Regorafenib) 
(CAS No. 1019206–88–2) 
(provided for in subheading 
2933.39.41) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1694 
† HR 4521 EAS 
‘‘ 
9902.22.16 
2-Benzyl-2-(dimethylamino)-1- 
(4-morpholin-4- 
ylphenyl)butan-1-one (CAS 
No. 119313–12–1) (provided 
for in subheading 2934.99.39) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74331. ISATOIC ANHYDRIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.17 
2H-3,1-Benzoxazine-2,4(1H)- 
dione (Isatoic anhydride) 
(CAS No. 118–48–9) (provided 
for in subheading 2934.99.44) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74332. OCLACITINIB MALEATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.18 
(Z)-But-2-enedioic acid; N- 
methyl-1-[4-[methyl(7H- 
pyrrolo[2,3-d]pyrimidin-4- 
yl)amino]cyclohexyl] 
methanesulfonamide (CAS No. 
1208319–27–0) (provided for 
in subheading 2935.90.60) ......
5.2% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74333. THIENCARBAZONE-METHYL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.19 
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) (provided 
for in subheading 2935.90.75) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74334. PENOXSULAM TECHNICAL HERBICIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1695 
† HR 4521 EAS 
‘‘ 
9902.22.20 
2-(2,2-Difluoroethoxy)-N-(5,8- 
dimethoxy-[1,2,4]triazolo[1,5- 
c]pyrimidin-2-yl)-6- 
(trifluoromethy-
l)benzenesulfonamide 
(Penoxsulam) (CAS No. 
219714–96–2) (provided for in 
subheading 2935.90.75) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74335. ETHYL 2-SULFAMOYLBENZOATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.21 
Ethyl 2- 
(Aminosulfonyl)benzoate (CAS 
No. 59777–72–9) (provided for 
in subheading 2935.90.75) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74336. SULFOSULFURON. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.22 
1-(4,6-Dimethoxypyrimidin-2- 
yl)-3-(2- 
ethylsulfonylimidazo[1,2- 
a]pyridin-3-yl)sulfonylurea 
(Sulfosulfuron) (CAS No. 
141776–32–1) (provided for in 
subheading 2935.90.75) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74337. PYRIMISULFAN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.23 
(RS)-2′-[(4,6- 
dimethoxypyrimidin-2- 
yl)(hydroxy)methyl]-1,1- 
difluoro-6′- 
(methoxymethy-
l)methanesulfonanilide 
(Pyrimisulfan) (CAS No. 
221205–90–9) (provided for in 
subheading 2935.90.95) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1696 
† HR 4521 EAS 
SEC. 74338. PURIFIED STEVIOL GLYCOSIDE, REBAUDIOSIDE 
A. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.24 
Purified steviol glycosides, 
containing not less than 95 
percent by weight rebaudioside 
A (19-O-+-glucopyranosyl-13- 
O-(+-glucopyranosyl(1-2)-+- 
glucopyranosyl(1-3))-+- 
glucopyranosyl-13- 
hydroxykaur-16-en-19-oic 
acid) (CAS No. 58543–16–1) 
(provided for in subheading 
2938.90.00) ...............................
2.5% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74339. GLUCOSYLATED STEVIOL GLYCOSIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.25 
13-[(2-O-β-D-Glucopyranosyl- 
α-D-glucopyranosyl)oxy]kaur- 
16-en-18-oic acid β-D- 
glucopyranosyl ester (Stevio-
side) (CAS No. 57817–89–7) 
(provided for in subheading 
2938.90.00) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74340. HYDROXYPROPYL GAMMA CYCLODEXTRIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.26 
(2-Hydroxypropyl)-γ- 
cyclodextrin 
(hydroxypropylated γ- 
cyclodextrin) (CAS No. 
128446–34–4) (provided for in 
subheading 2940.00.60) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74341. HYDROXYPROPYLATED BETA CYCLODEXTRIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1697 
† HR 4521 EAS 
‘‘ 
9902.22.27 
2-Hydroxypropyl-β- 
cyclodextrin (CAS No. 
128446–35–5) (provided for in 
subheading 2940.00.60) ...........
1% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74342. METHYL BETA CYCLODEXTRIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.28 
Methyl β-cyclodextrin (CAS 
No. 128446–36–6) (provided 
for in subheading 2940.00.60) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74343. 2′-FUCOSYLLACTOSE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.29 
(2R,3R,4R,5R)-4- 
[(2S,3R,4S,5R,6R)-4,5- 
Dihydroxy-6-(hydroxymethyl)- 
3-[(2S,3S,4R,5S,6S)-3,4,5- 
trihydroxy-6-methyloxan-2- 
yl]oxyoxan-2-yl]oxy-2,3,5,6- 
tetrahydroxyhexanal (2′- 
Fucosyllactose) (CAS No. 
41263–94–9) (provided for in 
subheading 2940.00.60) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74344. ASCORBYL GLUCOSIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.30 
(2R)-2-[(1S)-1,2- 
Dihydroxyethyl]-3-hydroxy-4- 
[(2R,3R,4S,5S,6R)-3,4,5- 
trihydroxy-6- 
(hydroxymethyl)oxan-2-yl]oxy- 
2H-furan-5-one (Ascorbyl glu-
coside) (CAS No. 129499–78– 
1) (provided for in subheading 
2940.00.60) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74345. DIMETHYLAMINE BORANE (DMAB). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1698 
† HR 4521 EAS 
‘‘ 
9902.22.31 
N-Methylmethanamine-borane 
(1:1) (CAS No. 74–94–2) (pro-
vided for in subheading 
2942.00.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74346. ELDERBERRY EXTRACT CONCENTRATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.32 
Elderberry extract concentrate 
(CAS No. 84603–58–7) (pro-
vided for in subheading 
3203.00.80) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74347. DISPERSE YELLOW 241. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.33 
Disperse Yellow 241 (5-[(3,4- 
Dichlorophenyl)diazenyl]-2-hy-
droxy-1,4-dimethyl-6- 
oxopyridine-3-carbonitrile) 
(CAS No. 83249–52–9) (pro-
vided for in subheading 
3204.11.35) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74348. DISPERSE ORANGE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.34 
Disperse Orange (Acetic acid, 
cyano-[3-[(6-methoxy-2- 
benzothiazoyl)amino]-1H- 
isoindol-1-ylidene}-, pentyl 
ester) (CAS No. 173285–74–0) 
(provided for in subheading 
3204.11.35) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74349. MIXTURES OF DISPERSE YELLOW FD11843 AND 
ACETIC ACID. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1699 
† HR 4521 EAS 
‘‘ 
9902.22.35 
Mixtures of Disperse Yellow 
FD11843 (acetic acid, 2-[3-(2- 
benzothiazolylamino)-1H- 
isoindol-1-ylidene]-2-cyano-, 
butyl ester (CAS No. 173285- 
73-9)) and acetic acid, [3-(2- 
benzothiazolylamino)-1H- 
isoindol-1-ylidene]cyano-, 2- 
butoxyethyl ester (CAS No. 
173285–94–4) (provided for in 
subheading 3204.11.35) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74350. DISPERSE BLUE 54. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.36 
Disperse Blue 54 (1-Anilino- 
4,8-dihydroxy-5- 
nitroanthracene-9,10-dione) 
(CAS No. 37203–97–7) (pro-
vided for in subheading 
3204.11.35) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74351. MIXTURES OF SEVERAL DISPERSE DYES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1700 
† HR 4521 EAS 
‘‘ 
9902.22.37 
Mixtures of 9,10- 
anthracenedione, 1,5(or 1,8)- 
dihydroxy-4-nitro-8(or 5)- 
(phenylamino)- (Disperse Blue 
54 and 77) (CAS No. 37203– 
97–7); 1,5(or 1,8)-diamino-2- 
bromo-4,8(or 4,5)-dihydroxy- 
9,10-anthracenedione (Dis-
perse Blue 81 (mixture of iso-
mers)) (CAS No. 68134–65–6); 
reaction products of 3- 
pyridinecarbonitrile, 5-[2-(2- 
cyano-4-nitrophenyl)diazenyl]- 
2-[[2-(2- 
hydroxyethoxy)ethyl]amino]-4- 
methyl-6-(phenylamino)- (Dis-
perse Red 1042A) (CAS No. 
149988–44–3) and 3- 
pyridinecarbonitrile, 5-[2-(2- 
cyano-4-nitrophenyl)diazenyl]- 
6-[[2-(2- 
hydroxyethoxy)ethyl]amino]-4- 
methyl-2-(phenylamino)- (Dis-
perse Red T-1042) (CAS No. 
137428–29–6); 4-[(5-cyano-6- 
hydroxy-1,4-dimethyl-2- 
oxopyridin-3-yl)diazenyl]-N- 
(2-ethylhexyl)benzamide (Dis-
perse Yellow 198) (CAS No. 
30449–81–1); 4,11-diamino-2- 
(3-methoxypropyl)naphtho[2,3- 
f]isoindole-1,3,5,10-tetrone 
(Disperse Blue 60 (M)) (CAS 
No. 12217–80–0); and 4,11- 
diamino-2-[3-(2- 
methoxyethox-
y)propyl]naphtho[2,3- 
f]isoindole-1,3,5,10-tetrone 
(Disperse Blue 60 (ME)) (CAS 
No. 65059–45–2) (provided for 
in subheading 3204.11.35) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74352. MIXTURES OF 4 DISPERSE BLUE DYES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1701 
† HR 4521 EAS 
‘‘ 
9902.22.38 
Disperse dye mixtures of Dis-
perse Blue 77 (1-anilino-4,5- 
dihydroxy-8-nitroanthracene- 
9,10-dione) (CAS No. 20241– 
76–3); Disperse Blue 60 (M) 
(4,11-diamino-2-(3- 
methoxypropyl)naphtho[2,3- 
f]isoindole-1,3,5,10-tetrone) 
(CAS No. 12217–80–0); Dis-
perse Blue 60 (ME) (4,11- 
diamino-2-[3-(2- 
methoxyethoxy)propyl]-1H- 
naphth[2,3-f]isoindole- 
1,3,5,10(2H)-tetrone) (CAS 
No. 65059–45–2) and Disperse 
Blue 77/54 (1,8- and 1,5-Iso-
mers) (1-anilino-4,8- 
dihydroxy-5-nitroanthracene- 
9,10-dione) (CAS No. 37203– 
97–7) (provided for in sub-
heading 3204.11.35) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74353. MIXTURES OF 4 DYES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.39 
Disperse dye mixtures of Sol-
vent Yellow 163 (1,8- 
bis(phenylsulfanyl) anthra-
cene-9,10-dione) (CAS No. 
13676–91–0); Disperse Yellow 
FD11843 (acetic acid, 2-[3-(2- 
benzothiazolylamino)-1H- 
isoindol-1-ylidene]-2-cyano-, 
butyl ester) (CAS No. 173285– 
73–9)); acetic acid, [3-(2- 
benzothiazolylamino)-1H- 
isoindol-1-ylidene]cyano-, 2- 
butoxyethyl ester (CAS No. 
173285–94–4); Disperse Or-
ange FC 84508 (acetic acid, 2- 
cyano-2-[3-[(6-methoxy-2- 
benzothiazolyl)amino]-1H- 
isoindol-1-ylidene]-, pentyl 
ester) (CAS No. 173285–74–0) 
and Disperse Yellow 163 (3- 
[N-(2-cyanoethyl)-4-[(2,6- 
dichloro-4- 
nitrophenyl)diazenyl]anilino] 
propanenitrile) (CAS No. 
67923–43–7) (provided for in 
subheading 3204.11.35) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74354. DISPERSE RED 86. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1702 
† HR 4521 EAS 
‘‘ 
9902.22.40 
Disperse Red 86 (N-(4-Amino- 
3-methoxy-9,10- 
dioxoanthracen-1-yl)-4- 
methylbenzenesulfonamide) 
(CAS No. 81–68–5) (provided 
for in subheading 3204.11.50) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74355. DISPERSE VIOLET 1. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.41 
Disperse Violet 1 (1,4- 
Diaminoanthracene-9,10- 
dione) (CAS No. 128–95–0) 
(provided for in subheading 
3204.11.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74356. DISPERSE BLUE 60. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.42 
Disperse Blue 60 (4,11- 
Diamino-2-(3-methoxy- 
propyl)-naphtho[2,3- 
f]isoindole-1,3,5,10-tetraone) 
(CAS No. 12217–80–0) (pro-
vided for in subheading 
3204.11.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74357. MIXTURES OF DISPERSE ORANGE 29, DISPERSE 
RED 167:1, AND DISPERSE BLUE 56. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1703 
† HR 4521 EAS 
‘‘ 
9902.22.43 
Disperse dye mixtures of Dis-
perse Orange 29 (4-[[2- 
methoxy-4-[(4-nitrophenyl) 
diazenyl]phenyl] 
diazenyl]phenol) (CAS No. 
19800–42–1); Disperse Red 
167:1 (2-[3-acetamido-N-(2- 
acetyloxyethyl)-4-[(2-chloro-4- 
nitrophenyl)diazenyl] 
anilino]ethyl acetate) (CAS 
No. 1533–78–4); Disperse Blue 
56 (1,8-diamino-2-bromo-4,5- 
dihydroxyanthracene-9,10- 
dione) (CAS No. 68134–65–6) 
and acetic acid, 2-[3-(2- 
benzothiazolylamino)-1H- 
isoindol-1-ylidene]-2-cyano-, 2- 
butoxyethyl ester (CAS No. 
173285–94–4) (provided for in 
subheading 3204.11.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74358. DISPERSE YELLOW 54. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.44 
Disperse Yellow 54 (3-Hy-
droxy-2-(3-hydroxyquinolin-2- 
yl)inden-1-one) (CAS No. 
17772–51–9) (provided for in 
subheading 3204.11.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74359. ACID VIOLET 48. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.45 
Acid Violet 48 (Disodium 3- 
[[4-amino-9,10-dioxo-3-[2- 
sulfonato-4-(2,4,4- 
trimethylpentan-2- 
yl)phenoxy]anthracen-1- 
yl]amino]-2,4,6- 
trimethylbenzenesulfonate) 
(CAS No. 12220–51–8) (pro-
vided for in subheading 
3204.12.17) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74360. ACID BLUE 280. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1704 
† HR 4521 EAS 
‘‘ 
9902.22.46 
Acid Blue 280 (Sodium 2-[[4- 
(cyclohexylamino)-9,10- 
dioxoanthracen-1-yl]amino]-5- 
ethoxybenzenesulfonate) (CAS 
No. 68214–62–0) (provided for 
in subheading 3204.12.20) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74361. ACID BROWN 282. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.47 
Acid Brown 282 (Diso-
dium;chromium(3+);5-methyl- 
4-[(5-nitro-2- 
oxidophenyl)diazenyl]-2- 
phenylpyrazol-3-olate;[7-nitro- 
3-oxido-4-[(2-oxido-1,4- 
dihydronaphthalen-1- 
yl)diazenyl]naphthalen-1-yl] 
sulfate) (CAS No. 70236–60– 
1) (provided for in subheading 
3204.12.20) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74362. ACID RED 131. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.48 
Acid Red 131 (CAS No. 
12234–99–0) (provided for in 
subheading 3204.12.20) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74363. ACID RED 249. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.49 
Acid Red 249 (Disodium 3- 
[(5-chloro-2- 
phenoxyphenyl)diazenyl]-4-hy-
droxy-5-[(4- 
methylpheny-
l)sulfonylamino]naphthalene- 
2,7-disulfonate) (CAS No. 
6416–66–6) (provided for in 
subheading 3204.12.20) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1705 
† HR 4521 EAS 
SEC. 74364. ACID YELLOW 236. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.50 
Acid Yellow 236 (CAS No. 
77907–21–2) (provided for in 
subheading 3204.12.45) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74365. ACID RED 407. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.51 
Acid Red 407 (CAS No. 
146103–68–6) (provided for in 
subheading 3204.12.45) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74366. ACID YELLOW 220. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.52 
Acid Yellow 220 
(tetrasodium;2-[[3-[[(Z)-1-(2- 
chloroanilino)-3-oxido-1- 
oxobut-2-en-2-yl]diazenyl]-4- 
oxidopheny-
l]sulfonylamino]benzoate; co-
balt(2+)) (CAS No. 70851– 
34–2) (provided for in sub-
heading 3204.12.45) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74367. ACID YELLOW 232. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.53 
Acid Yellow 232 (Chromium, 
2-[2-(4,5-dihydro-3-methyl-5- 
oxo-1-phenyl-1H-pyrazol-4- 
yl)diazenyl]benzoate 2-[2-(4,5- 
dihydro-3-methyl-5-oxo-1- 
phenyl-1H-pyrazol-4- 
yl)diazenyl]-5-sulfobenzoate 
lithium sodium complexes) 
(CAS No. 85828–89–3) (pro-
vided for in subheading 
3204.12.45) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1706 
† HR 4521 EAS 
SEC. 74368. ACID YELLOW 235. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.54 
Acid Yellow 235 (CAS No. 
90585–54–9) (provided for in 
subheading 3204.12.45) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74369. ACID YELLOW 151. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.55 
Acid Yellow 151 (Sodium; 2- 
[[(Z)-1-anilino-3-oxido-1- 
oxobut-2-en-2-yl]diazenyl]-4- 
sulfamoylphenolate; co-
balt(3+)) (CAS No. 72496– 
88–9) (provided for in sub-
heading 3204.12.45) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74370. ACID VIOLET 43. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.56 
Acid Violet 43 (Sodium 2-[(4- 
hydroxy-9,10-dioxoanthracen- 
1-yl)amino]-5- 
methylbenzenesulfonate) (CAS 
No. 4430–18–6) (provided for 
in subheading 3204.12.50) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74371. ACID RED 33. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.57 
Acid Red 33 (Disodium;5- 
amino-4-hydroxy-3- 
phenyldiazenylnaphthalene- 
2,7-disulfonate) (CAS No. 
3567–66–6) (provided for in 
subheading 3204.12.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1707 
† HR 4521 EAS 
SEC. 74372. ACID BLACK 52. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.58 
Acid Black 52 (Tri-
sodium;chromium;3-hydroxy-4- 
[(2-hydroxynaphthalen-1- 
yl)diazenyl]-7- 
nitronaphthalene-1-sulfonate) 
(CAS No. 5610–64–0) (pro-
vided for in subheading 
3204.12.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74373. ACID BLACK 2. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.59 
Acid Black 2 (Disodium 4- 
amino-5-hydroxy-3-[(E)-(4- 
nitrophenyl)diazenyl]-6-[(E)- 
phenyldiazenyl]-2,7- 
naphthalenedisulfonate) (CAS 
No. 8005–03–6) (provided for 
in subheading 3204.12.50) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74374. ACID GREEN 25. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.60 
Acid Green 25 (Disodium;5- 
methyl-2-[[4-(4-methyl-2- 
sulfonatoanilino)-9,10- 
dioxoanthracen-1- 
yl]amino]benzenesulfonate) 
(CAS No. 4403–90–1) (pro-
vided for in subheading 
3204.12.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74375. BASIC BROWN 23. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.61 
Basic Brown 23 (CAS No. 
446876–48–8) (provided for in 
subheading 3204.13.60) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1709 
† HR 4521 EAS 
‘‘ 
9902.22.65 
Direct Orange 118 
(Tetrasodium 7,7′- 
(carbonyldiimino)bis{4-hy-
droxy-3-[(E)-(2-methyl-4- 
sulfonatophenyl)diazenyl]-2- 
naphthalenesulfonate}) (CAS 
No. 28706–33–4) (provided for 
in subheading 3204.14.20) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74380. DIRECT BLUE 86. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.66 
Direct Blue 86 (Copper; diso-
dium; 2,11,20,29, 38,40- 
hexaza-37,39- 
diazanidanonacyclo 
[28.6.1.13,10.112,19.121, 
28.04,9.013,18.022, 27.031,36] 
tetraconta- 
1(36),2,4(9),5,7,10(40), 
11,13,15,17,19,21(38), 
22(27),23,25,28,30,32,34- 
nonadecaene-6,24-disulfonate) 
(CAS No. 1330–38–7) (pro-
vided for in subheading 
3204.14.25) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74381. DIRECT BLUE 199. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.67 
Direct Blue 199 (Copper, 
[29H,31H-phthalocyaninato(2- 
)-κN29,κN30,κN31,κN32]-, 
aminosulfonyl sulfo deriva-
tives, sodium salts) (CAS No. 
90295–11–7) (provided for in 
subheading 3204.14.30) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74382. DIRECT BLACK 168. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1710 
† HR 4521 EAS 
‘‘ 
9902.22.68 
Direct Black 168 (Tri-
sodium;2-[4-[(2-amino-4- 
oxidophenyl)diazenyl]anilino]- 
5-[(1-amino-8-oxido-7- 
phenyldiazenyl-3,6- 
disulfonaphthalen-2- 
yl)diazenyl]benzenesulfonate) 
(CAS No. 85631–88–5) (pro-
vided for in subheading 
3204.14.30) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74383. DIRECT RED 227. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.69 
Direct Red 227 
(Hexasodium;4-hydroxy-5-[[4- 
[4-[(E)-2-[4-[[4-[(8-hydroxy-7- 
phenyldiazenyl-3,6- 
disulfonatonaphthalen-1- 
yl)amino]-6-morpholin-4-yl- 
1,3,5-triazin-2-yl]amino]-2- 
sulfonatophenyl]ethenyl]-3- 
sulfonatoanilino]-6-morpholin- 
4-yl-1,3,5-triazin-2-yl]amino]- 
3-phenyldiazenylnaphthalene- 
2,7-disulfonate) (CAS No. 
17791–81–0) (provided for in 
subheading 3204.14.30) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74384. DIRECT YELLOW 107. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.70 
Direct Yellow 107 (3-[[3- 
Methoxy-4-[[2-methoxy-4-[(3- 
sulfophenyl)diazenyl] 
phenyl]carbamoylamino] 
phenyl]diazenyl] 
benzenesulfonic acid) (CAS 
No. 25712–08–7) (provided for 
in subheading 3204.14.30) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74385. DIRECT GREEN 26. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1711 
† HR 4521 EAS 
‘‘ 
9902.22.71 
Direct Green 26 
(Pentasodium;5-[[4-[[4- 
anilino-6-[[8-hydroxy-7-[[4- 
[(8-hydroxy-3,6- 
disulfonatonaphthalen-1- 
yl)diazenyl]-2-methoxy-5- 
methylphenyl]diazenyl]-3,6- 
disulfonatonaphthalen-1- 
yl]amino]-1,3,5-triazin-2- 
yl]amino]phenyl]diazenyl]-2- 
hydroxybenzoate) (CAS No. 
6388–26–7) (provided for in 
subheading 3204.14.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74386. DIRECT YELLOW 11. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.72 
Direct Yellow 11 (Disodium; 
6-oxo-5-[(4- 
sulfonatopheny-
l)hydrazinylidene] naph-
thalene-2-sulfonate) (CAS No. 
1325–37–7) (provided for in 
subheading 3204.14.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74387. DIRECT ORANGE 15. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.73 
Direct Orange 15 (Sodium; 
(8Z,20Z)-2,3,14,15- 
tetrazapentacyclo 
[20.2.2.24,7.210,13.216,19] 
dotriaconta-1(24),2,4,6,8,10, 
12,14,16,18,20, 22,25,27,29,31- 
hexadecaene-6,11,18,23- 
tetrasulfonic acid) (CAS No. 
1325–35–5) (provided for in 
subheading 3204.14.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74388. DIRECT BROWN 44. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1712 
† HR 4521 EAS 
‘‘ 
9902.22.74 
Direct Brown 44 (Disodium; 
4-[[2,4-diamino-5-[[3-[[2,4- 
diamino-5-[(4- 
sulfonatophenyl) 
diazenyl]phenyl]diazenyl] 
phenyl]diazenyl]phenyl] 
diazenyl]benzenesulfonate) 
(CAS No. 6252–62–6) (pro-
vided for in subheading 
3204.14.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74389. DIRECT RED 81. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.75 
Direct Red 81 (Disodium;7- 
benzamido-4-hydroxy-3-[[4- 
[(4-sulfonatophenyl)diazenyl] 
phenyl]diazenyl]naphthalene- 
2-sulfonate) (CAS No. 2610– 
11–9) (provided for in sub-
heading 3204.14.50) .................
2% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74390. DIRECT YELLOW 142. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.76 
Direct Yellow 142 (CAS No. 
71902–08–4) (provided for in 
subheading 3204.14.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74391. DIRECT RED 80. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.77 
Direct Red 80 (hexasodium;4- 
hydroxy-7-[[5-hydroxy-7- 
sulfonato-6-[[2-sulfonato-4-[(4- 
sulfonatophenyl) 
diazenyl]phenyl]diazenyl] 
naphthalen-2- 
yl]carbamoylamino]-3-[[2- 
sulfonato-4-[(4- 
sulfonatophenyl)diazenyl] 
phenyl]diazenyl]naphthalene- 
2-sulfonate) (CAS No. 2610– 
10–8) (provided for in sub-
heading 3204.14.50) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1713 
† HR 4521 EAS 
SEC. 74392. DIRECT RED 16. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.78 
Direct Red 16, disodium salt 
(disodium;7-amino-4-hydroxy- 
3-[(5-hydroxy-6- 
phenyldiazenyl-7- 
sulfonatonaphthalen-2- 
yl)diazenyl]naphthalene-2- 
sulfonate) (CAS No. 6227–02– 
7) (provided for in subheading 
3204.14.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74393. DIRECT RED 254. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.79 
Direct Red 254 (Disodium;7- 
amino-4-hydroxy-3-[[4-[(4- 
sulfonatophenyl)diazenyl] 
phenyl]diazenyl]naphthalene- 
2-sulfonate) (CAS No. 6300– 
50–1) (provided for in sub-
heading 3204.14.50) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74394. COLORANT. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.80 
Copper, [μ-[[3,3′-[(1-oxido-1,2- 
diazenediyl)bis[[2-(hydroxy- 
κO)-4,1-phenylene]-2,1- 
diazenediyl-κN1]]bis[4-(hy-
droxy-κO)-2,7- 
naphthalenedisulfonato]](8- 
)]]di-, sodium (1:4) (CAS No. 
75173–68–1) (provided for in 
subheading 3204.14.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74395. DIRECT YELLOW 34. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1714 
† HR 4521 EAS 
‘‘ 
9902.22.81 
Direct Yellow 34 
(Tetrasodium;3-[[4-[[4-[(4,8- 
disulfonatonaphthalen-2- 
yl)diazenyl]-2-methoxy-5- 
methylpheny-
l]carbamoylamino]-5-methoxy- 
2- 
methylpheny-
l]diazenyl]naphthalene-1,5- 
disulfonate) (CAS No. 6420– 
33–3) (provided for in sub-
heading 3204.14.50) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74396. VAT ORANGE 2 DYE POWDER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.82 
Vat Orange 2 (1,2- 
Dibromopyranthrene-8,16- 
dione) (CAS No. 1324–35–2) 
(provided for in subheading 
3204.15.20) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74397. VAT VIOLET 13 DYE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.83 
Vat Violet 13 (5,20- 
Diazaheptacyclo 
[16.12.0.03,16.04,13.06, 
11.019,28.021,26] triaconta- 
1(18),3(16),4(13),6,8,10, 
14,19(28),21,23, 25,29- 
dodecaene-2,12,17,27-tetrone) 
(CAS No. 4424–87–7) (CIN 
68700) (provided for in sub-
heading 3204.15.20) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74398. VAT BROWN 3 DYE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1715 
† HR 4521 EAS 
‘‘ 
9902.22.84 
Vat Brown 3 (N-(28- 
Benzamido-6,13,19,26- 
tetraoxo-16-azaheptacyclo 
[15.12.0.02,15.05,14.07, 
12.018,27.020,25] nonacosa- 
1(29),2(15),3,5(14),7(12), 
8,10,17,20,22,24,27-dodecaen- 
8-yl)benzamide) (CAS No. 
131–92–0) (provided for in 
subheading 3204.15.20) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74399. VAT RED 10 DYE POWDER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.85 
Vat Red 10 (2-(1-Amino-9,10- 
dioxoanthracen-2- 
yl)naphtho[2,3- 
f][1,3]benzoxazole-5,10-dione) 
(CAS No. 2379–79–5) (pro-
vided for in subheading 
3204.15.30) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74400. VAT BROWN 57 DYE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.86 
Vat Brown 57 (CAS No. 
12227–28–0) (provided for in 
subheading 3204.15.30) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74401. VAT RED 31 DYE POWDER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.87 
Vat Red 31 dye powder (1- 
Amino-2-[5-(1-amino-9,10- 
dioxoanthracen-2-yl)-1,3,4- 
oxadiazol-2-yl]anthracene- 
9,10-dione) (CAS No. 52591– 
25–0) (CIN 60030) (provided 
for in subheading 3204.15.40) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1716 
† HR 4521 EAS 
SEC. 74402. DYE MIXTURES OF VAT BROWN 3 AND VAT 
BLACK 27. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.88 
Disperse dye mixtures of Vat 
Brown 3 (N-(28-benzamido- 
6,13,19,26-tetraoxo-16- 
azaheptacyclo [15.12.0.0^ 
(2,15).0^(5,14).0^ 
(7,12).0^(18,27).0^ (20,25)] 
nonacosa-1(29),2(15), 3,5(14), 
7(12), 8,10,17,20,22, 24,27- 
dodecaen-8-yl)benzamide) 
(CAS No. 131–92–0) and Vat 
Black 27 (N-(28-benzamido- 
6,13,19, 26-tetraoxo-16- 
azaheptacyclo [15.12.0.0^ 
(2,15).0^(5,14).0^ (7,12).0^ 
(18,27).0^(20,25)] nonacosa- 
1(29),2,4,7, 9,11,14,17, 20,22, 
24,27-dodecaen-4-yl) benz-
amide) (CAS No. 2379–81–9) 
(provided for in subheading 
3204.15.40) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74403. VAT RED 13. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.89 
Vat Red 13 (15-Ethyl-12-(15- 
ethyl-8-oxo-14,15- 
diazatetracyclo 
[7.6.1.02,7.013,16] hexadeca- 
1(16),2,4,6,9,11,13-heptaen-12- 
yl)-14,15-diazatetracyclo 
[7.6.1.02,7.013,16] hexadeca- 
1(16),2,4,6,9,11,13-heptaen-8- 
one) (CAS No. 4203–77–4) 
(provided for in subheading 
3204.15.80) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74404. VAT YELLOW 2 DYE POWDER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1719 
† HR 4521 EAS 
‘‘ 
9902.22.97 
Vat Brown 1 
(Naphth[2′,3′:6,7]indolo[2,3- 
c]dinaphtho[2,3-a:2′,3′- 
i]carbazole-5,10,15,17,22,24- 
hexone, 16,23-dihydro-) (CAS 
No. 2475–33–4) (CIN 70800) 
(provided for in subheading 
3204.15.80) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74412. VAT BLACK 16 DYE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.98 
Vat Black 16 (8- 
Aminononacyclo 
[18.10.2.22,5.03,16.04,13.06, 
11.017,31.022,27.028,32] 
tetratriaconta-1(31),2,4,6(11), 
7,9,13,15,17,19,22,24,26, 
28(32),29,33-hexadecaene- 
12,21-dione) (CAS No. 26763– 
69–9) (provided for in sub-
heading 3204.15.80) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74413. VAT BLACK 25. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.22.99 
Vat Black 25 (Anthra[2,1,9- 
mna]naphth[2,3-h]acridine- 
5,10,15(16H)-trione, 3-[(9,10- 
dihydro-9,10-dioxo-1- 
anthracenyl)amino]-) (CAS 
No. 4395–53–3) (CIN 69525) 
(provided for in subheading 
3204.15.80) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74414. VAT BLACK 27. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.01 
Vat Black 27 (Benzamide, 
N,N′-(10,15,16,17-tetrahydro- 
5,10,15,17-tetraoxo-5H- 
dinaphtho[2,3-a:2′,3′- 
i]carbazole-6,9-diyl)bis-) (CAS 
No. 2379–81–9) (CIN 69005) 
(provided for in subheading 
3204.15.80) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1720 
† HR 4521 EAS 
SEC. 74415. REACTIVE YELLOW 145. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.02 
Reactive Yellow 145 
(Tetrasodium;7-[[2- 
(carbamoylamino)-4-[[4- 
chloro-6-[3-(2- 
sulfonatooxyethylsulfonyl) 
anilino]-1,3,5-triazin-2-yl] 
amino]phenyl]diazenyl] naph-
thalene-1,3,6-trisulfonate) 
(CAS No. 80157–00–2) (pro-
vided for in subheading 
3204.16.30) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74416. REACTIVE RED 195. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.03 
Reactive Red 195 
(Pentasodium 5-[[4-chloro-6- 
[3-(2- 
sulfonatooxyethylsulfony-
l)anilino]-1,3,5-triazin-2- 
yl]amino]-3-[(1,5- 
disulfonatonaphthalen-2- 
yl)diazenyl]-4- 
hydroxynaphthalene-2,7- 
disulfonate) (CAS No. 77365– 
64–1) (provided for in sub-
heading 3204.16.30) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74417. REACTIVE BLUE 49. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.04 
Reactive Blue 49 (Trisodium 
1-amino-4-[3-[[4-chloro-6-(2- 
sulfonatoanilino)-1,3,5-triazin- 
2-yl]amino]-2,4,6-trimethyl-5- 
sulfonatoanilino]-9,10- 
dioxoanthracene-2-sulfonate) 
(CAS No. 72214–18–7) (pro-
vided for in subheading 
3204.16.30) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1721 
† HR 4521 EAS 
SEC. 74418. REACTIVE BLUE 72. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.05 
Reactive Blue 72 (Cuprate(2-), 
[C-[[[3-[(4-amino-6-chloro- 
1,3,5-triazin-2-yl)amino]-4- 
sulfophenyl]amino]sulfonyl]-C- 
(aminosulfonyl)-29H,31H- 
phthalocyanine-C-sulfonato(4- 
)-κN29,κN30,κN31,κN32]-, so-
dium (1:2)) (CAS No. 68967– 
01–1) (provided for in sub-
heading 3204.16.30) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74419. REACTIVE YELLOW 95 POWDER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.06 
Reactive Yellow 95 (Trisodium 
4-[[4-chloro-6-(3- 
sulfonatoanilino)-1,3,5-triazin- 
2-yl]amino]-2-[[1-ethyl-6-hy-
droxy-4-methyl-2-oxo-5- 
(sulfonatomethyl)pyridin-3- 
yl]diazenyl]benzenesulfonate) 
(CAS No. 89923–43–3) (pro-
vided for in subheading 
3204.16.30) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74420. REACTIVE RED 245. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.07 
Reactive Red 245 
(Tetrasodium 5-[4-chloro-6-(N- 
ethylanilino)-1,3,5-triazin-2- 
ylamino]-4-hydroxy-3-(1,5- 
disulfonatonaphtalen-2- 
ylazo)naphthalene-2,7- 
disulfonate) (CAS No. 
130201–57–9) (provided for in 
subheading 3204.16.30) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74421. REACTIVE BROWN 11. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1722 
† HR 4521 EAS 
‘‘ 
9902.23.08 
Reactive Brown 11 
(Tetrasodium; 2-[[4-[[4-[(4- 
amino-6-chloro-1,3,5-triazin-2- 
yl)amino]-5- 
sulfonatonaphthalen-1- 
yl]diazenyl]-7- 
sulfonatonaphthalen-1- 
yl]diazenyl]benzene-1,4- 
disulfonate) (CAS No. 70161– 
16–9) (provided for in sub-
heading 3204.16.30) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74422. MIXTURES OF REACTIVE BLACK 5 (NA) (FKP), 
REACTIVE SCARLET F01–0439, AND REACTIVE 
ORANGE 131. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1723 
† HR 4521 EAS 
‘‘ 
9902.23.09 
Disperse dye mixture of Reac-
tive Black 5 (Na) (FKP) 
(tetrasodium; 4-amino-5-hy-
droxy-3,6-bis[[4-(2- 
sulfonatooxyethylsulfonyl) 
phenyl]diazenyl]naphthalene- 
2,7-disulfonate (CAS No. 
17095–24–8); Reactive Scarlet 
F01–0439 (2- 
naphthalenesulfonic acid, 7- 
amino-4-hydroxy-, coupled 
with diazotized 2-[(4- 
aminophenyl) sulfonyl] ethyl 
hydrogen sulfate and 
diazotized 2-amino-5-[[2- 
(sulfooxy)ethyl]sulfonyl] 
benzenesulfonic acid, potas-
sium sodium salts) (CAS No. 
214362–06–8); reaction mass 
of 7-amino-3,8-bis-[4-(2- 
sulfoxyethylsulfonyl)-2- 
sulfophenylazo]-4- 
hydroxynaphthalene-2-sulfonic 
acid, Na/K salt and 7-amino- 
3-[4-(2-sulfoxyethylsulfonyl) 
phenylazo]-4-hydroxy-8-[4-(2- 
sulfoxyethylsulfonyl)-2- 
sulfophenylazo] naphthalene-2- 
sulfonic acid, Na/K salt and 7- 
amino-3,8-bis-[4-(2- 
sulfoxyethylsulfonyl) 
phenylazo]-4- 
hydroxynaphthalene-2-sulfonic 
acid, Na/K salt and 7-amino- 
8-[4-(2-sulfoxyethylsulfonyl)- 
phenylazo]-4-hydroxy-3-[4-(2- 
sulfoxyethylsulfonyl)-2- 
sulfophenylazo] naphthalene-2- 
sulfonic acid, Na/K salt, and 
Reactive Orange 131 
(benzenesulfonic acid, 2,4- 
diamino-3-[2-[4-[[2-(sulfooxy) 
ethyl]sulfonyl] 
phenyl]diazenyl]-5-[2-[2-sulfo- 
4-[[2-(sulfooxy) ethyl]sulfonyl] 
phenyl] diazenyl]-, potassium 
sodium salt (1:?:?)) (CAS No. 
187026–95–5) and 
dipotassium disodium 2,4- 
diamino-5-(2-{2-sulfo-4-[2- 
(sulfooxy)ethanesulfonyl] 
phenyl}diazen-1-yl)-3-(2-{4- 
[2-(sulfooxy)ethanesulfonyl] 
phenyl}diazen-1-yl) benzene-1- 
sulfonate (provided for in sub-
heading 3204.16.30) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74423. REACTIVE YELLOW F98–0159. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1724 
† HR 4521 EAS 
‘‘ 
9902.23.10 
Reactive Yellow F98–0159 
(benzenesulfonic acid, 2-[2-[2- 
[(aminocarbonyl)amino]-4- 
[(2,6-difluoro-4- 
pyrimidiny-
l)amino]phenyl]diazenyl]-5- 
[[2-(sulfooxy)ethyl]sulfonyl]-, 
sodium salt (1:2)) (CAS No. 
176449–21–1) (provided for in 
subheading 3204.16.30) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74424. DYE MIXTURES OF REACTIVE ORANGE 131 AND 
REACTIVE SCARLET F07–0522. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.11 
Disperse dye mixtures of Reac-
tive Orange 131 (CAS No. 
187026–95–5) (dipotassium 
disodium 2,4-diamino-5-(2-{2- 
sulfo-4-[2- 
(sulfooxy)ethanesulfonyl] 
phenyl}diazen-1-yl)-3-(2-{4- 
[2-(sulfooxy)ethanesulfonyl] 
phenyl}diazen-1-yl)benzene-1- 
sulfonate) and Reactive Scar-
let F07–0522 (CAS No. 
891857–92–4) (pentasodium 
7-amino-4-hydroxy-3,8-bis-[2- 
sulfo-4-(2-sulfooxy- 
ethanesulfonyl)-phenylazo]- 
naphthalene-2-sulfonate) (pro-
vided for in subheading 
3204.16.30) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74425. REACTIVE BLACK 31. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.12 
Reactive Black 31 (cuprate(4- 
), [4,5-dihydro-4-[2-[8-(hy-
droxy-.kappa.O)-7-[2-[2-(hy-
droxy-.kappa.O)-5-methoxy-4- 
[[2-(sulfooxy)ethyl] 
sulfonyl]phenyl]diazenyl- 
.kappa.N1]-6-sulfo-2- 
naphthalenyl]diazenyl]-5-oxo- 
1-(4-sulfophenyl)-1H-pyrazole- 
3-carboxylato(6-)]-, sodium) 
(CAS No. 85585–91–7) (pro-
vided for in subheading 
3204.16.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1725 
† HR 4521 EAS 
SEC. 74426. REACTIVE RED 120. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.13 
Reactive Red 120 (hexasodium 
5-[[4-chloro-6-[4-[[4-chloro-6- 
[[8-hydroxy-3,6-disulfonato-7- 
[(2- 
sulfonatopheny-
l)diazenyl]naphthalen-1- 
yl]amino]-1,3,5-triazin-2- 
yl]amino]anilino]-1,3,5- 
triazin-2-yl]amino]-4-hydroxy- 
3-[(2- 
sulfonatopheny-
l)diazenyl]naphthalene-2,7- 
disulfonate) (CAS No. 68214– 
04–0) (provided for in sub-
heading 3204.16.50) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74427. REACTIVE BLUE 5. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.14 
Reactive Blue 5 (1-Amino-4- 
{[3-({4-chloro-6-[(3- 
sulfophenyl)amino]-1,3,5- 
triazin-2-yl}amino)-4- 
sulfophenyl]amino}-9,10- 
dioxo-9,10-dihydro-2- 
anthracenesulfonic acid) (CAS 
No. 16823–51–1) (provided for 
in subheading 3204.16.50) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74428. REACTIVE ORANGE 13. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.15 
Reactive Orange 13 powder 
(trisodium 2-[[6-[(4-amino-6- 
chloro-1,3,5-triazin-2-yl)- 
methylamino]-1-hydroxy-3- 
sulfonatonaphthalen-2- 
yl]diazenyl]naphthalene-1,5- 
disulfonate) (CAS No. 70616– 
89–6) (provided for in sub-
heading 3204.16.50) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1728 
† HR 4521 EAS 
‘‘ 
9902.23.23 
Pigment Blue 14 
(ethanaminium, N-(4-(bis(4- 
(diethylamin-
o)phenyl)methylene)-2,5- 
cyclohexadien-1-ylidene)-N- 
ethyl-, 
molybdatetungstatephosphate) 
(CAS No. 1325–88–8) (pro-
vided for in subheading 
3204.17.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74437. SOLVENT BLUE 97. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.24 
Solvent Blue 97 (1,4-Bis(2,6- 
diethyl-4- 
methylanilino)anthracene- 
9,10-dione) (CAS Nos. 61969– 
44–6 and 32724–62–2) (pro-
vided for in subheading 
3204.19.11) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74438. SOLVENT GREEN 5. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.25 
Solvent Green 5 (bis(2- 
methylpropyl) perylene-3,9- 
dicarboxylate) (CAS No. 
2744–50–5) (provided for in 
subheading 3204.19.11) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74439. SOLVENT YELLOW 98. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.26 
Solvent Yellow 98 (14-octa-
decyl-8-thia-14-azapentacyclo 
[10.6.2.0^2,7.0^9, 19.0^16,20] 
icosa- 
1(19),2,4,6,9,11,16(20),17- 
octaene-13,15-dione) (CAS No. 
12671–74–8) (provided for in 
subheading 3204.19.11) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1729 
† HR 4521 EAS 
SEC. 74440. SOLVENT GREEN 7. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.27 
Solvent Green 7 (trisodium 8- 
hydroxypyrene-1,3,6- 
trisulfonate) (CAS No. 6358– 
69–6) (provided for in sub-
heading 3204.19.11) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74441. SOLVENT RED 195. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.28 
Solvent Red 195 (methyl 4- 
cyano-5-[[5-cyano-2,6-bis(3- 
methoxypropylamino)-4- 
methylpyridin-3-yl]diazenyl]- 
3-methylthiophene-2- 
carboxylate) (CAS No. 72968– 
71–9) (provided for in sub-
heading 3204.19.20) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74442. SOLVENT ORANGE 115. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.29 
Solvent Orange 115 (7H- 
Benzimidazo[2,1-a] 
benzo[3,4][2]benzothiopyrano 
[7,8,1-def]isoquinolin-7-one) 
(CAS No. 53304–32–8) (pro-
vided for in subheading 
3204.19.20) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74443. SPECIALTY DYES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1730 
† HR 4521 EAS 
‘‘ 
9902.23.30 
White/bluish powder dye con-
taining benzenesulfonamide, 
2,2′-([1,1′-biphenyl]-4,4′- 
diyldi-2,1-ethenediyl)bis[N-(3- 
hydroxypropyl)-, polymer with 
formaldehyde, ar- 
methylbenzenesulfonamide and 
1,3,5-triazine-2,4,6-triamine 
(CAS No. 1191239–40–3) 
(provided for in subheading 
3204.19.20) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74444. SOLVENT GREEN 3. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.31 
Solvent Green 3 (1,4-bis(4- 
methylanilino)anthracene- 
9,10-dione) (CAS No. 128–80– 
3) (CIN 61565) (provided for 
in subheading 3204.19.25) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74445. SOLVENT BLUE 36. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.33 
Solvent Blue 36 (1,4- 
bis(propan-2- 
ylamino)anthracene-9,10- 
dione) (CAS No. 14233–37–5) 
(provided for in subheading 
3204.19.25) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74446. MIXTURES OF SOLVENT GREEN 3. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.34 
Mixtures of Solvent Green 3 
(1,4-bis(4- 
methylanilino)anthracene- 
9,10-dione) (CAS No. 128–80– 
3) (provided for in subheading 
3204.19.25) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1731 
† HR 4521 EAS 
SEC. 74447. SOLVENT RED 52. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.35 
Solvent Red 52 (3-methyl-6- 
[(4-methylphenyl)amino]-3H- 
naphtho[1,2,3-de]quinoline- 
2,7-dione) (CAS No. 81–39–0) 
(provided for in subheading 
3204.19.25) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74448. SOLVENT RED 149. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.36 
Solvent Red 149 (6- 
(cyclohexylamino)-3-methyl- 
3H-naphtho[1,2,3- 
de]quinoline-2,7-dione) (CAS 
No. 21295–57–8 or 71902–8– 
6) (provided for in subheading 
3204.19.25) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74449. SOLVENT RED 207. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.37 
Solvent Red 207 (1,5- 
bis(cyclohexylamino) anthra-
cene-9,10-dione) (CAS No. 
15958–68–6) (provided for in 
subheading 3204.19.25) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74450. SOLVENT VIOLET 14. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.38 
Solvent Violet 14 (1,5-bis(4- 
methylanilino)anthracene- 
9,10-dione) (CAS No. 8005– 
40–1) (provided for in sub-
heading 3204.19.25) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1732 
† HR 4521 EAS 
SEC. 74451. SOLVENT YELLOW 179. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.39 
Solvent Yellow 179 (2-[[4-[2- 
(4-cyclohexylphenoxy) ethyl- 
ethylamino]-2- 
methylphenyl]methylidene] 
propanedinitrile) (CAS No. 
54079–53–7) (provided for in 
subheading 3204.19.25) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74452. SOLVENT YELLOW 131. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.40 
Solvent Yellow 131 (2-(3- 
hydroxypropyl)-6-(3- 
hydroxypropylamin-
o)benzo[de]isoquinoline-1,3- 
dione) (CAS No. 52821–24–6) 
(provided for in subheading 
3204.19.25) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74453. HOGEN BLUE XB-20. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.41 
Synthetic organic coloring 
matter containing copper(II) 
phthalocyanine (CAS No. 147– 
14–8) (provided for in sub-
heading 3204.19.40) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74454. SOLVENT YELLOW 104. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.42 
Solvent Yellow 104 (CAS No. 
143476–34–0) (provided for in 
subheading 3204.19.40) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1733 
† HR 4521 EAS 
SEC. 74455. COMBINATION OF FLUORESCENT BRIGHTENERS 
367 AND 371. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.43 
Mixture of Fluorescent Bright-
ener 367 (CAS No. 5089–22– 
5) and Fluorescent Brightener 
371 (provided for in sub-
heading 3204.20.80) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74456. FLUORESCENT BRIGHTENER CBS-X. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.44 
Disodium 2,2′-[biphenyl-4,4′- 
diyldiethene-2,1- 
diyl]dibenzenesulfonate (CAS 
No. 27344–41–8) of a kind 
used as a fluorescent bright-
ening agent (provided for in 
subheading 3204.20.80) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74457. OPTICAL BRIGHTENER SWN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.45 
7-(Diethylamino)-4- 
methylchromen-2-one (CAS 
No. 91–44–1) (provided for in 
subheading 3204.20.80) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74458. C.I. FLUORESCENT BRIGHTENER 199:1. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1734 
† HR 4521 EAS 
‘‘ 
9902.23.46 
Mixtures of 1-(2-cyanostyryl)- 
4-(4-cyanostyryl)benzene (CAS 
No. 13001–38–2); 2,2′- 
oxydi(ethan-1-ol) (CAS No. 
111–46–6); acetic acid ethenyl 
ester, polymer with ethenol 
(CAS No. 25213-24-5); methyl 
4-[2-[4-(5-methyl-2- 
benzoxazoly-
l)phenyl]vinyl]benzoate (CAS 
No. 18039–18–4); and form-
aldehyde, polymer with 
oxirane and phenol, methyl 
ether (CAS No. 68988–31–8) 
of a kind used as fluorescent 
brightening agents (provided 
for in subheading 3204.20.80) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74459. FLUORESCENT BRIGHTENER 368. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.47 
Mixtures of 2-[4-[(E)-2-[4- 
(1,3-benzoxazol-2- 
yl)phenyl]ethenyl]phenyl]-1,3- 
benzoxazole (CAS No. 1533– 
45–5); 5-methyl-2-[4-[(E)-2-[4- 
(5-methyl-1,3-benzoxazol-2- 
yl)phenyl]ethenyl]phenyl]-1,3- 
benzoxazole (CAS No. 2397– 
00–4) and 2-[4-[(E)-2-[4-(1,3- 
benzoxazol-2- 
yl)phenyl]ethenyl]phenyl]-5- 
methyl-1,3-benzoxazole (CAS 
No. 5242–49–9) (provided for 
in subheading 3204.20.80) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74460. 1,4-BIS(2-CYANOSTYRYL)BENZENE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.48 
2-[(E)-2-[4-[(E)-2-(2- 
Cyanophenyl)ethenyl] 
phenyl]ethenyl]benzonitrile 
(CAS No. 13001–39–3) (pro-
vided for in subheading 
3204.20.80) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74461. CERTAIN MANUFACTURING INPUTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1735 
† HR 4521 EAS 
‘‘ 
9902.23.49 
1-[3-(Dimethylamino)propyl]- 
4-methyl-6-oxo-3-pyridin-1- 
ium-1-ylpyridin-2-olate (CAS 
No. 104583–33–7) (provided 
for in subheading 3204.90.00) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74462. CERIUM SULFIDE PIGMENTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.50 
Pigment preparations based 
on cerium sulfide or mixtures 
of cerium sulfide and lan-
thanum sulfide (CAS Nos. 
12014–93–6 and 12031–49–1) 
(provided for in subheading 
3206.49.60) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74463. MATTE PEARLESCENT PIGMENTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.51 
Coloring matter of mica (CAS 
No. 12001–26–2) and tita-
nium dioxide (CAS No. 
13463–67–7), coated with sub-
micron poly(methyl methacry-
late) (CAS No. 9011–14–7) 
spheres to create a matte opti-
cal effect (provided for in sub-
heading 3206.49.60) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74464. ANGLE-DEPENDENT INTERFERENCE PIGMENTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.52 
Angle-dependent interference 
pigments based on a substrate 
of transparent or translucent 
inorganic flakes of 
fluorophlogopite (CAS No. 
12003–38–2), titanium diox-
ide (CAS No. 13463–67–7), 
and synthetic amorphous sili-
ca (CAS No. 112945–52–5) 
(provided for in subheading 
3206.49.60) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1736 
† HR 4521 EAS 
SEC. 74465. INORGANIC LUMILUX. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.53 
Inorganic products of a kind 
used as luminophores con-
taining zinc sulfide (ZnS), 
copper chloride-doped (CAS 
No. 68611–70–1), 
dizinc;silicate (CAS No. 
68611–47–2), yttrium oxide 
sulfide (Y2O2S), europium- 
doped (CAS No. 68784–83–8), 
erbium sodium ytterbium fluo-
ride (Er0.04NaYb0.96F4) 
(CAS No. 753489–08–6), 
diyttrium dioxide sulfide 
(CAS No. 12340–04–4), oxy-
gen(2-);yttrium(3+) (CAS No. 
1314–36–9), (CAS No. 1314– 
37–9) and erbium(III) oxide 
(CAS No. 12061–16–4) (pro-
vided for in subheading 
3206.50.00) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74466. RIBBON/MATRIX RESIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.54 
Optical fiber ribbon cable ma-
trix resin, a polymer in the 
form of a liquid coating, with 
a density of approximately 
1.12 kg/liter, viscosity of 3000 
to 5000 cps at 25 °C, with 
elongation greater than 20 
percent and tensile strength of 
22 to 32 MPa (provided for in 
subheading 3208.20.00) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74467. BONDING AGENT 2005. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.55 
Solution as defined in note 4 
to chapter 32, mixture of 
poly(tolylene 2,4-diisocyanate) 
(CAS No. 26006–20–2); 2,4- 
diisocyanato-1-methylbenzene 
(CAS No. 584–84–9) and 
butyl acetate (CAS No. 123– 
86–4) (provided for in sub-
heading 3208.90.00) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1737 
† HR 4521 EAS 
SEC. 74468. FLUOROPOLYMER RESIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.56 
Solution of high molecular 
weight fluoroethylene-alkyl 
vinylether (FEVE) alternative 
copolymer, containing 38 to 
42 percent by weight of mod-
erate OH number resin in a 
blend of cyclohexanone and ar-
omatic hydrocarbon solvent, 
having a Tg of 20 °C (CAS 
No. 207691–69–8) (provided 
for in subheading 3208.90.00) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74469. ZIRCONIUM 12 PAINT DRIER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.57 
Zirconium 12 paint drier, 
mixtures of naptha, petroleum, 
hydrotreated heavy (CAS No. 
64742–48–9), zirconium 2- 
ethylhexanoate (CAS No. 
22464–99–9), nonane (CAS 
No. 111–84–2), zirconium, 
bis(acetate-o)oxo- (CAS No. 
5153–24–2) (provided for in 
heading 3211.00.00) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74470. ZIRCONIUM 24 PAINT DRIER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.58 
Zirconium 24 paint drier, 
mixtures of naptha, petroleum, 
hydrotreated heavy (CAS No. 
64742–48–9), zirconium 2- 
ethylhexanoate (CAS No. 
22464–99–9), nonane (CAS 
No. 111–84–2), zirconium, 
bis(acetate-o)oxo- (CAS No. 
5153–24–2) (provided for in 
heading 3211.00.00) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1738 
† HR 4521 EAS 
SEC. 74471. DRIER ACCELERATORS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.59 
Prepared drier accelerators 
containing a mixture of 
cyclopentanone (CAS No. 120– 
92–3), cyclohexanone (CAS 
No. 108–94–1), and 2-pyridin- 
2-ylpyridine (CAS No. 366– 
18–7) (provided for in heading 
3211.00.00)) .............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74472. LEMON OIL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.60 
Essential oils of lemon (CAS 
No. 8008–56–8) (provided for 
in subheading 3301.13.00) ......
3.3% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74473. SULFONIC ACIDS, C14–17-SEC-ALKANE, SODIUM 
SALT. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.61 
Sulfonic acids, C14–17-sec-al-
kane, sodium salt (CAS No. 
97489–15–1) anionic aromatic 
surface-active agent (provided 
for in subheading 3402.11.20) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74474. POTASSIUM ETHYL OCTYLPHOSPHONATE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.62 
Potassium; 
ethoxy(octyl)phosphinate (CAS 
No. 68134–28–1) (provided for 
in subheading 3402.11.50) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1739 
† HR 4521 EAS 
SEC. 74475. INTERMEDIATE IN THE PRODUCTION OF INDUS-
TRIAL LUBRICANTS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.63 
(Z)-N-Methyl-N-(1-oxo-9- 
octadecenyl)glycine (N- 
oleylsarcosine) (CAS No. 110– 
25–8) surfactant (provided for 
in subheading 3402.11.50) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74476. POLYETHER DISPERSANT. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.64 
Oxirane, 2-methyl-, polymer 
with oxirane, 
mono[(diethylamino)alkyl] 
ether surfactant (CAS No. 
68511–96–6) (provided for in 
subheading 3402.12.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74477. D-GLUCOPYRANOSE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.65 
(3R,4S,5S,6R)-2-decoxy-6- 
(hydroxymethyl)oxane-3,4,5- 
triol (CAS No. 68515–73–1) 
(provided for in subheading 
3402.13.20) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74478. 2-DODECOXY-6-(HYDROXYMETHYL)OXANE-3,4,5- 
TRIOL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.66 
(3R,4S,5S,6R)-2-Dodecoxy-6- 
(hydroxymethyl)oxane-3,4,5- 
triol (CAS No. 110615–47–9) 
(provided for in subheading 
3402.13.20) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1740 
† HR 4521 EAS 
SEC. 74479. MIXTURES OF CERTAIN C12–14-ALKYL ETHERS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.67 
Mixtures of poly(oxy-1,2- 
ethanediyl), α-phosphono-ω- 
hydroxy-, C12-14-alkyl ethers 
(CAS No. 121158–63–2); 
poly(oxy-1,2-ethanediyl), α,α′- 
phosphinicobis[ω-hydroxy-, di- 
C12-14-alkyl ethers (CAS No. 
121158–61–0); poly(oxy-1,2- 
ethanediyl), α,α′,α″- 
phosphinylidynetris[ω-hy-
droxy-, tri-C12-14-alkyl ethers 
(CAS No. 121158–62–1); alco-
hols C12–14, ethoxylated (CAS 
No. 68439–50–9) (provided for 
in subheading 3402.13.50) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74480. MANUFACTURING CHEMICAL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.68 
Mixtures of fatty acids, coco, 
ethoxylated (CAS No. 61791– 
29–5) and butan-1-ol;ethane- 
1,2-diol;propane-1,2-diol (CAS 
No. 9038–95–3) surfactant 
(provided for in subheading 
3402.13.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74481. NONIONIC SURFACTANT. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.69 
D-Glucopyranose, oligomeric, 
C10–16-alkyl glycosides (CAS 
No. 110615–47–9); water 
(CAS No. 7732–18–5); and D- 
glucopyranose, oligomeric, 2- 
ethylhexyl glycosides (CAS No. 
161074–93–7) (provided for in 
subheading 3402.13.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74482. CHEMICAL USED IN TEXTILE MANUFACTURING. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1741 
† HR 4521 EAS 
‘‘ 
9902.23.70 
Mixtures of sodium [1- 
carboxy-17-(dibutylamino)-17- 
oxoheptadecan-8-yl] sulfate 
(CAS No. 62093–93–0); so-
dium;18-hydroxy-18- 
oxooctadecane-1-sulfonate 
(CAS No. 67998–94–1); so-
dium (Z)-octadec-9-enoate 
(CAS No. 143–19–1); and (Z)- 
N,N-dibutyloctadec-9-enamide 
(CAS No. 5831–80–1) (pro-
vided for in subheading 
3402.90.10) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74483. ETHOXYLATED TRISTYRYLPHENOL PHOSPHATE 
POTASSIUM SALT. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.71 
Mixtures of propane-1,2-diol 
(CAS No. 57–55–6), poly(oxy- 
1,2-ethanediyl), α-(tris(1- 
phenylethyl)phenyl)-ω- 
hydroxy- (CAS No. 99734–09– 
5), and poly(oxy-1,2- 
ethanediyl), α-(2,4,6-tris(1- 
phenylethyl)phenyl)-ω-hy-
droxy-, phosphate, potassium 
salt (CAS No. 163436–84–8) 
(provided for in subheading 
3402.90.30) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74484. SODIUM POLYCARBOXYLATE, AQUEOUS SOLU-
TION. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.72 
Mixtures of 2,5-furandione, 
polymer with 2,4,4- 
trimethylpentene, sodium salt 
(sodium;oxolane-2,5- 
dione;2,4,4-trimethylpent-1- 
ene) (CAS No. 37199–81–8), 
and poly(oxy-1,2-ethanediyl), 
α-(carboxymethyl)-ω- 
(tridecyloxy)-, branched, so-
dium salt (CAS No. 68891– 
17–8) (provided for in sub-
heading 3402.90.50) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1742 
† HR 4521 EAS 
SEC. 74485. AQUEOUS EMULSION OF A MIXTURE OF AMINE 
SOAPS AND MISCELLANEOUS OTHER ADDI-
TIVES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.73 
Mixtures of propane-1,2,3-triol 
(glycerol) (CAS No. 56–81–5); 
2-octadec-9-enoxyethanol phos-
phoric acid (CAS No. 39464– 
69–2); tall oil fatty acid (CAS 
No. 61790–12–3); 2,3-bis[[(Z)- 
12-hydroxyoctadec-9- 
enoyl]oxy]propyl (Z)-12- 
hydroxyoctadec-9-enoate (cas-
tor oil) (CAS No. 8001–79–4); 
alcohols C16-18,18 unsatu-
rated, ethoxylated (CAS No. 
68920–66–1); 2-(2- 
hydroxyethylamino)ethanol 
(Diethanolamine) (CAS No. 
111–42–2); distillates (petro-
leum), hydrotreated light 
naphthenic (CAS No. 64742– 
53–6); phosphoric acid (CAS 
No. 7664–38–2); ethane-1,2- 
diamine (CAS No. 107–15–3); 
and 2H-benzotriazole (CAS 
No. 95–14–7) (provided for in 
subheading 3403.19.50) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74486. AQUEOUS DISPERSION OF A MIXTURE OF FATTY 
AMINE AND AMIDE SOAPS AND MISCELLA-
NEOUS OTHER ADDITIVES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1743 
† HR 4521 EAS 
‘‘ 
9902.23.74 
Mixtures of 
(2E,4E,6E,8E,10E,12E)- 
pentadeca-2,4,6,8,10,12,14- 
heptaenoic acid (Fatty acids, 
C14-18 and C16-18-unsatu-
rated) (CAS No. 67701–06–8); 
2-octadec-9- 
enoxyethanol;phosphoric acid 
(CAS No. 39464–69–2); dis-
tillates, petroleum, solvent- 
dewaxed heavy paraffinic 
(CAS No. 64742–65–0); alco-
hols C16-18,18 unsaturated, 
ethoxylated (CAS No. 68920– 
66–1); 2-(2- 
hydroxyethylamino)ethanol 
(Diethanolamine) (CAS No. 
111–42–2); ethane-1,2-diamine 
(CAS No. 107–15–3); phos-
phoric acid (CAS No. 7664– 
38–2), amines, tallow alkyl, 
ethoxylated (CAS No. 61791– 
26–2); and 2H-benzotriazole 
(CAS No. 95–14–7) (provided 
for in subheading 3403.19.50) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74487. AQUEOUS DISPERSION OF A MIXTURE OF FATTY 
AMINE AND AMIDE SOAPS AND MISCELLA-
NEOUS OTHER ADDITIVES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.75 
Mixtures of N-[2- 
(octadecanoylamin-
o)ethyl]octadecanamide (CAS 
No. 110–30–5); 2-(2- 
hydroxyethylamino)ethanol 
(CAS No. 111–42–2); phos-
phoric acid (CAS No. 7664– 
38–2); amines, tallow alkyl, 
ethoxylated (CAS No. 61791– 
26–2); fatty acids, C14-18 and 
C16-18-unsaturated (CAS No. 
67701–06–8); and 
nonylphenol, branched, 
ethoxylated, phosphated (CAS 
No. 68412–53–3) (provided for 
in subheading 3403.99.00) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74488. PHOTOGRAPHIC GELATIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1744 
† HR 4521 EAS 
‘‘ 
9902.23.76 
Photographic gelatin (CAS No. 
9000–70–8) (provided for in 
subheading 3503.00.55) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74489. ICE FOUNTAINS (CLASS 1.4G). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.77 
Ice fountains (Class 1.4G) 
(CAS No. 9904–70–0) gener-
ating a jet of sparklers when 
lit (provided for in subheading 
3604.10.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74490. MAGIC CANDLES CONTAINING MAGNESIUM 
POWDER. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.78 
Magic candles containing 
magnesium powder (CAS No. 
7439–95–4) that automatically 
relight themselves when blown 
out and emit spark effects 
when lit (provided for in sub-
heading 3604.90.00) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74491. PARTY SNAPPERS (CLASS 1.4G). 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.79 
Snaps designed to make a loud 
noise when thrown to the 
ground (CAS No. 7761–88–8) 
(provided for in subheading 
3604.90.00) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74492. FENPYROXIMATE 5SC. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1745 
† HR 4521 EAS 
‘‘ 
9902.23.80 
Mixtures of tert-butyl 4-[[(E)- 
(1,3-dimethyl-5- 
phenoxypyrazol-4-yl) 
methylideneamino] 
oxymethyl]benzoate 
(Fenpyroximate) (CAS No. 
134098–61–6) and application 
adjuvants (provided for in 
subheading 3808.91.25) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74493. PYRIFLUQUINAZON 20SC. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.81 
Mixtures of 1-acetyl-6- 
(1,1,1,2,3,3,3- 
heptafluoropropan-2-yl)-3- 
(pyridin-3-ylmethylamino)- 
4H-quinazolin-2-one 
(Pyrifluquinazon) (CAS No. 
337458–27–2) and application 
adjuvants (provided for in 
subheading 3808.91.25) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74494. IMIDACLOPRID AND MUSCALURE FORMULA-
TIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.82 
Product mixtures containing 
(NE)-N-[1-[(6-chloropyridin-3- 
yl)methyl]imidazolidin-2- 
ylidene]nitramide 
(Imidacloprid) (CAS No. 
138261–41–3) and (Z)-tricos- 
9-ene (Muscalure) (CAS No. 
27519–02–4) (provided for in 
subheading 3808.91.25) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 
74495. 
FORMULATIONS 
OF 
ACEPHATE 
AND 
BIFENTHRIN. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1746 
† HR 4521 EAS 
‘‘ 
9902.23.83 
Formulations of N- 
[methoxy(methylsulfanyl) 
phosphoryl]acetamide 
(Acephate) (CAS No. 30560– 
19–1) and (2-methyl-3- 
phenylphenyl)methyl (1R,3R)- 
3-[(Z)-2-chloro-3,3,3- 
trifluoroprop-1-enyl]-2,2- 
dimethylcyclopropane-1- 
carboxylate (Bifenthrin) (CAS 
No. 82657–04–3) (provided for 
in subheading 3808.91.25) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74496. FIPRONIL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.84 
(RS)-5-Amino-1-[2,6-dichloro- 
4-(trifluoromethyl) phenyl]-4- 
(trifluoromethysulfinyl)-1H- 
pyrazole-3-carbonitrile 
(Fipronil) (CAS No. 120068– 
37–3) (provided for in sub-
heading 3808.91.25) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74497. ALUMINUM PHOSPHIDE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.85 
(Formulated aluminium 
phosphide 
(alumanylidynephosphane) 
(CAS No. 20859–73–8) (pro-
vided for in subheading 
3808.91.30) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74498. MAGNAPHOS FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.86 
Formulations of magnesium 
phosphide 
(trimagnesium;phosphorus(3-)) 
(Magnaphos) (CAS No.12057– 
74–8) (provided for in sub-
heading 3808.91.30) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1747 
† HR 4521 EAS 
SEC. 74499. FORMULATED OXAMYL. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.87 
Mixtures of methyl (1Z)-2- 
(dimethylamino)-N- 
(methylcarbamoyloxy)-2- 
oxoethanimidothioate 
(Oxamyl) (CAS No. 23135– 
22–0) and application adju-
vants (provided for in sub-
heading 3808.91.50) .................
0.2% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74500. 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. 74501. 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 sub-
heading 3808.92.15) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1748 
† HR 4521 EAS 
SEC. 
74502. 
PROTHIOCONAZOLE, 
FLUOPYRAM, 
AND 
TRIFLOXYSTROBIN FUNGICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
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. 
74503. 
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 ...
’’.
1749 
† HR 4521 EAS 
SEC. 74504. MANCOZEB AND CHLOROTHALONIL FORMULA-
TIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
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. 74505. 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. 74506. 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 ...
’’.
1750 
† HR 4521 EAS 
SEC. 74507. MANCOZEB AND AZOXYSTROBIN FORMULA-
TIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
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. 
74508. 
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 cy-
anide (Cymoxanil) (CAS No. 
57966–95–7), fumed 
dioxosilane (CAS No. 112945– 
52–5), and application adju-
vants (provided for in sub-
heading 3808.92.30) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74509. 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 ...
’’.
1751 
† HR 4521 EAS 
SEC. 74510. FORMULATIONS OF THIENCARBAZONE-METHYL, 
IODOSULFURON-METHYL-SODIUM, 
AND 
DICAMBA. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
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-meth-
yl-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. 74511. THIENCARBAZONE-METHYL, ISOXADIFENETHYL, 
AND TEMBOTRIONE HERBICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.23.99 
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), 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. 74512. HERBICIDES USED ON GRASSES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1752 
† HR 4521 EAS 
‘‘ 
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. 74513. 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. 
74514. 
THIENCARBAZONE-METHYL 
AND 
IODOSULFURON-METHYLSODIUM 
HERBI-
CIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1753 
† HR 4521 EAS 
‘‘ 
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-meth-
yl-1,3,5-triazin-2- 
yl)carbamoyl]azanide 
(Iodosulfuron methylsodium) 
(CAS No. 144550–36–7) (pro-
vided for in subheading 
3808.93.15) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74515. 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-meth-
yl-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. 74516. THIFENSULFURON-METHYL AND TRIBENURON- 
METHYL FORMULATIONS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1754 
† HR 4521 EAS 
‘‘ 
9902.24.05 
Formulations of methyl 3-[(4- 
methoxy-6-methyl-1,3,5- 
triazin-2-yl) 
carbamoylsulfamoyl]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 application 
adjuvants (provided for in 
subheading 3808.93.15) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74517. 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 application 
adjuvants (provided for in 
subheading 3808.93.15) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74518. 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 ...
’’.
1755 
† HR 4521 EAS 
SEC. 74519. 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) 
carbamoylsulfamoyl]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. 74520. 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. 74521. S-METOLACHLOR AND MESTRIONE HERBICIDES. 
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 ...
’’.
1756 
† HR 4521 EAS 
SEC. 74522. 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 sub-
heading 3808.93.15) .................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74523. 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-dimethyl- 
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. 74524. 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 ...
’’.
1759 
† HR 4521 EAS 
‘‘ 
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-meth-
yl-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. 74531. 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. 74532. 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. 74533. FLAZASULFURON HERBICIDES. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading:
1760 
† HR 4521 EAS 
‘‘ 
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. 74534. 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) 
carbamoylsulfamoyl]thiophene- 
2-carboxylate (Thifensulfuron- 
methyl) (CAS No. 79277–27– 
3) and application adjuvants 
(provided for in subheading 
3808.93.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74535. 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. 74536. 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 subheading 
3808.93.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1761 
† HR 4521 EAS 
SEC. 74537. 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. 74538. 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) (pro-
vided for in subheading 
3808.93.50) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74539. MIXTURES OF MAGNESIUM SALTS AND APPLICA-
TION 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 dichloride (CAS 
No. 7786–30–3), and applica-
tion adjuvants (provided for 
in subheading 3808.94.50) ......
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’.
1762 
† HR 4521 EAS 
SEC. 74540. 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 subheading 
3808.99.95) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74541. 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 textile 
industry containing 
benzenesulfonic acid, hydroxy-, 
sodium salt (1:1), polymer 
with formaldehyde and 4,4′- 
sulfonylbis(phenol) (CAS No. 
71832–81–0) (provided for in 
subheading 3809.91.00) ...........
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74542. 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 ...
’’. 
SEC. 74543. 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:
1763 
† HR 4521 EAS 
‘‘ 
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 subheading 
3811.90.00) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74544. CRUDE 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: 
‘‘ 
9902.24.33 
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. 74545. 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 ...
’’. 
SEC. 74546. 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 ...
’’.
1764 
† HR 4521 EAS 
SEC. 
74547. 
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, re-
action products with ammonia 
(CAS No. 337367–30–3), used 
in the production of gasoline 
detergent additive packages 
(provided for in subheading 
3811.90.00) ...............................
5% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74548. 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 ...
’’. 
SEC. 74549. 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 anti-
oxidants for rubber tires (pro-
vided for in subheading 
3812.31.00) ...............................
4.4% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 
74550. 
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:
1765 
† HR 4521 EAS 
‘‘ 
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. 74551. 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. 74552. ANTIOXIDANT BLENDS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
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. 74553. 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 ...
’’.
1766 
† HR 4521 EAS 
SEC. 74554. 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 stearate 
(CAS No. 91031–63–9) (pro-
vided for in subheading 
3812.39.90) ...............................
1.7% 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74555. SILICA SCORCH RETARDERS AND POLYMERIZA-
TION INHIBITORS. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
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 inhibitors 
(provided for in subheading 
3812.39.90) ...............................
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74556. SYNTHETIC HYDROTALCITE. 
Subchapter II of chapter 99 is amended by inserting 
in numerical sequence the following new heading: 
‘‘ 
9902.24.45 
Magnesium aluminum hydrox-
ide 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 ...
’’.
1828 
† HR 4521 EAS 
‘‘ 
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 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. 74754. 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 measuring 
at least 15.7 mm but not over 
16.1 mm in thickness and at 
least 125.0 mm but not over 
230.6 mm in width (provided 
for in subheading 4412.10.05) 
Free 
No change 
No change 
On or before 
12/31/2023 ...
’’. 
SEC. 74755. 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 
transparent material which 
does not obscure the grain, tex-
ture 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 ...
’’.
1829 
† HR 4521 EAS 
SEC. 74756. 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: 
‘‘ 
9902.26.47 
Strand bamboo (Phyllostachys 
pubescens) flooring, tongued 
and grooved, continuously 
shaped along any of its ends, 
surface covered with a clear or 
transparent material which 
does not obscure the grain, tex-
ture 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. 74757. 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 
transparent material which 
does not obscure the grain, tex-
ture 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. 74758. 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 ...
’’.