   
  
G/TBT/N/USA/1545/Add.2  
 
28 June 2022  
(22-4990) Page: 1/2 
Committee on Technical Barriers to Trade  Original: English  
 
NOTIFICATION  
Addendum  
The following communication , dated  28 June 2022, is being circulated at the request of the 
delegation of the United States of America . 
 
_______________  
 
 
Title:  Significant New Use Rules on Certain Chemical Substances (19 -4.F) 
 
Reason for Addendum:  
[ ] Comment period changed - date:   
[ ] Notified measure adopted - date:  
[X] Notified measure published - date: 27 June 2022  
[X] Notified measure enters into force - date: 26 August 2022  
[X] Text of final measure available from1:  
https://www.govinfo.gov/content/pkg/FR -2022-06-27/html/ 2022-13338.htm  
https://www.govinfo.gov/content/pkg/FR -2022-06-27/pdf/2022 -13338.pdf  
https://members.wto.org/crnattachments/2022/TBT/USA/final_measure/22_4361_00_
e.pdf 
[ ] Notified measure withdrawn or revoked - date:  
Relevant symbol if measure re -notified:   
[ ] Content or scope of notified measure changed  and text available from1:  
New deadline for comments (if applicable):   
[ ] Interpretive guidance issued and text available from1:  
[ ] Other:  
 
Description:  TITLE: Significant New Use Rules on Certain Chemical Substances (19 -4.F) 
AGENCY: Environmental Protection Agency (EPA)  
ACTION: Final rule  
SUMMARY: EPA is issuing significant new use rules (SNURs) under the Toxic Substances Control Act 
(TSCA) for chemical substances which were the subject of premanufacture notices (PMNs). This 
action requires persons to notify EPA at least 90 days before commencing manufacture (defined by 
statute to include import) or processing of any of these chemical substances for an activity that is 
designated as a significant new use by this rule. This action further requires that persons not 
commence manufacture or processing for the significant new use until they have submitted a 
Significant New Use Notice (SNUN), and EPA has conducted a review of the notice, made an 
 
1 This information can be provided by including a website address, a pdf attachment, or other 
information on where the text of the final /modified  measure and/or interpretive guidance can be obtained.  G/TBT/N/USA/1545/Add.2  
 
- 2 - 
 
  appropriate determination on the notice, and has taken any risk manageme nt actions as are required 
as a result of that determination.  
DATES: This rule is effective on 26 August 2022. For purposes of judicial review, this rule shall be 
promulgated at 1 p.m.  Eastern Time  on 11 July 2022.  
This final rule and previous actions notified under the symbol G/TBT/N/USA/1545  are identified by 
Docket Number EPA -HQ-OPPT-2019-0494. The Docket Folder is available on Regulations.gov at 
https://www.regulations.gov/docket/EPA -HQ-OPPT-2019-0494/document  and provides access to 
primary and supporting documents as well as comments received. Documents are also accessible 
from Regulations.gov  by search ing the Docket Number.  
__________  
 
 