   
  
G/TBT/N/USA/1523/Add.2  
 
9 October  2020 
(20-6941) Page: 1/2 
Committee on Technical Barriers to Trade  Original: English  
 
 
NOTIFICATION  
Addendum  
The following communication , dated  9 October 2020 , is being circulated at the request of the 
delegation of the United States of America . 
 
_______________  
 
 
Title: Marine Diesel Engine Emission Standards  
 
Reason for Addendum:  
[  ] Comment period changed - date:   
[X] Notified measure adopted - date: 2 October 2020  
[  ] Notified measure published - date:  
[X] Notified measure enters into force - date: 2 November 2020  
[X] Text of final measure available from1:  
https://www.govinfo.gov/content/pkg/FR -2020-10-02/html/2020 -18621.htm  
https://www.govinfo.gov/content/pkg/FR -2020-10-02/pdf/2020 -18621.pdf  
https://members.wto.org/crnattachments/2020/TBT/USA/final_measure/20_6036_00_
e.pdf 
[  ] Notified measure withdrawn or revoked - date:  
Relevant symbol if measure re -notified:   
[  ] Content or scope of notified measure changed  
New deadline for comments (i f applicable):   
[  ] Interpretive guidance issued and text available from1:  
[  ] Other:  
 
Description:  TITLE: Amendments Related to Marine Diesel Engine Emission Standards  
AGENCY: Environmental Protection Agency (EPA)  
ACTION: Final rule  
SUMMARY: The Environmental Protection Agency (EPA) is amending the national marine diesel 
engine program with relief provisions to address concerns associated with finding and installing 
certified Tier 4 marine diesel engines in certain high -speed commercial vessels. T his relief is in the 
form of additional lead time for qualifying engines and vessels.  
DATES: This final rule is effective on 2 November 2020.  
 
1 This information can be provided by including a website address, a pdf attachment, or other 
information on where the text of the final measure and/or interpretive guidance can be obtained.  G/TBT/N/USA/1523/Add.2  
 
- 2 - 
 
  This final rule and previous actions notified under the symbol G/TBT/N/USA/1523  are identified by 
Docket Number EPA -HQ-OAR-2018-0638. The D ocket Folder is available on Regulations.gov  at 
https://www.regulations.gov/docket?D=EPA -HQ-OAR-2018-0638 and provides access to primary 
and supporting documents as well as comments received. Documents are also accessible from 
Regulations.gov  by se arching the Docket Number.  
__________  
 
 