G/TBT/N/USA/2107  
27 March 2024  
(24-2635) Page: 1/2 
Committee on Technical Barriers to Trade  Original:  English  
 
  
NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6  
 
1. Notifying Member:  UNITED STATES OF AMERICA  
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:   
Environmental Protection Agency (EPA) [2139]  
Name and address (including telephone and fax numbers , email and website 
addresses, if available) of agency or authority designated to handle comments 
regarding the notification shall be indicated if different from above:   
Please submit comments to: USA WTO TBT Enquiry Point, Email: usatbtep@nist.gov  
3. Notified under Article 2.9.2 [X], 2.10.1 [  ], 5.6.2 [  ], 5.7.1 [  ], 3.2 [  ], 7.2 [  ], 
other :  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading. ICS numbers may be provided in addition, where applicable):  Certain 
existing chemicals; Environmental protection (ICS code(s): 13.020); Protecti on against 
dangerous goods (ICS code(s): 13.300); Production in the chemical industry (ICS 
code(s): 71.020); Products of the chemical industry (ICS code(s): 71.100)  
5. Title, number of pages and language(s) of the notified document:  Certain Existing 
Chemi cals; Request To Submit Unpublished Health and Safety Data Under the Toxic 
Substances Control Act (TSCA); (7 page(s), in English)  
6. Description of content:  Proposed rule - The Environmental Protection Agency (EPA or 
the Agency) is proposing to require ma nufacturers (including importers) of 16 chemical 
substances to submit copies and lists of certain unpublished health and safety studies to 
EPA. Health and safety studies sought by this action will help inform EPA's responsibilities 
pursuant to Toxic Substa nces Control Act ( TSCA ), including prioritization, risk evaluation, 
and risk management.  
The chemical substances being added by this proposed rule are:  
4,4-Methylene bis(2 -chloraniline) (CASRN 101 –14–4); 4 -tert-octylphenol(4 -(1,1,3,3 -
Tetramethylbutyl) -phenol) (CASRN140 –66–9); Acetaldehyde (CASRN75 –07–0); 
Acrylonitrile (CASRN 107 –13–1); Benzenamine (CASRN 62 –53–3); Benzene (CASRN 71 –
43–2); Bisphenol A (CASRN 80 –05–7); Ethylbenzene (CASRN 100 –41–4); Naphthalene 
(CASRN 91 –20–3); Vinyl Chloride (CASRN 75 –01–4); Styrene (CASRN 100 –42–5); 
Tribomomethane (Bromoform) (CASRN 75 –25–2); Triglycidyl isocyanurate; (CASRN 
2451–62–9); Hydrogen fluoride  (CARN 7664 –39–3); N-(1,3-Dimethylbutyl) -N′-phenyl -p-
phenylenediamine (6PPD) (CASRN 793 –24–8); and 2 -anilino -5-[(4-methylpentan -2-yl) 
amino]cyclohexa -2,5-diene -1,4-dione (6PPD -quinone) (CASRN 2754428 –18–5). G/TBT/N/USA/2107  
 
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  7. Objective and rationale, including the nature of urgent problems where 
applicable:  Prevention of deceptive practices and consumer protection; Protection of the 
environment  
8. Relevant documents:   
89 Federal Register (FR) 20918, 26 March 2024; Title 40 Code of Federal Regulations 
(CFR) Part 716 : 
https://www.govinfo.gov/content/pkg/FR -2024-03-26/html/2024 -06303.htm  
https://www.govinfo.gov/content/pkg/FR -2024-03-26/pdf/2024 -06303.pdf  
This proposed rule is identified by Docket Number EPA -HQ-OPPT-2023-0360. The Docket 
Folder is available on Regulations.gov at https://www.regulations.gov/docket/EPA -HQ-
OPPT-2023-0360/document  and provides access to primary documents and supporting 
materials as well as comment s received. Documents are also accessible from 
Regulations.gov  by searching the Docket Number. Comments received by the USA TBT 
Enquiry Point from WTO Members and their stakeholde rs by 4pm Eastern Time  on 28 May 
2024 wil l be shared with the EPA and will also be submitted to the Docket  on 
Regulations.gov if received within the comment period.  
9. Proposed date of adoption:  To be determined  
Proposed date of entry into force:  To be determined  
10. Final date for comments:  28 May 2024  
11. Texts available from:  National enquiry point [ ] or address, telephone and fax 
numbers and email and website addresses, if available , of other body:   
https://members.wto.org/crnattachments/2024/TBT/USA/24_0228 6_00_e.pdf