G/TBT/N/USA/1591  
20 March 2020  
(20-2250) 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 AME RICA  
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:  Environmental Protection Agency (EPA) [1618]  
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 i f 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 [   ], other :  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading. ICS numbers may be provided in addition, where applicable):  
Chemical  substances; Other standards related to microbiology (ICS 07.100.99), 
Environmental  protection (ICS 13.020), Production in the chemical industry (ICS 71.020), 
Inorganic chemicals (ICS 71.060), Organic chemicals (ICS 71.080), Products of the 
chemical industry (ICS 71.100)  
5. Title, number of pages and language(s) of the notified document:  Significant 
New Use Rules on Certain Chemi cal Substances (20 -3.B) (7 page(s), in English)  
6. Description of content:  Proposed rule - EPA is proposing significant new use rules 
(SNURs) under the Toxic Substances Control Act (TSCA) for chemical substances which are 
the subject of premanufacture not ices (PMNs) and a microorganism that was the subject of 
a Microbial Commercial Activity Notice (MCAN). This action would require persons to notify 
EPA at least 90 days before commencing manufacture (defined by statute to include 
import) or processing of an y of these chemical substances for an activity that is designated 
as a significant new use by this proposed rule. This action would further require that 
persons not commence manufacture or processing for the significant new use until they 
have submitted a Significant New Use Notice, and EPA has conducted a review of the 
notice, made an appropriate determination on the notice under TSCA, and has taken any 
risk management actions as are required as a result of that determination.  
7. Objective and rationale, including the nature of urgent problems where 
applicable:  Protection of human health or safety; Protection of the environment  
8. Relevant documents:   
• 85 Federal Register (FR) 15406, 18 March 2020; Title 40 Code of Federal 
Regulations (CFR) Parts 721 and 725:   
https://www.govinfo.gov/content/pkg/FR -2020-03-18/html/2020 -05005.htm  
https://www.govinfo.gov/content/pkg/FR -2020-03-18/pdf/2020 -05005.p df G/TBT/N/USA/1591  
 
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  The docket folder on Regulations.gov provides access to primary and supporting 
documents for this rulemaking:   https://www.regulations.gov/docket?D=EPA -HQ-OPPT-
2020-0094 
9. Proposed date of adoption:  To be determined  
Proposed date of entry into force:  To be determined  
10. Final date for comments:  17 April 2020  
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/2020/TBT/USA/20_2093_00_e.pdf