   
  
G/TBT/N/USA/1484/Add.1  
 
15 September 2021  
(21-6853) Page: 1/2 
Committee on Technical Barriers to Trade  Original: English  
 
NOTIFICATION  
Addendum  
The following communication , dated  15 September 2021 , is being circulated at the request of the 
delegation of the United States of America . 
 
_______________  
 
 
Title: Energy Conservation Program: Test Procedure for Distribution Transformers  
 
Reason for Addendum:  
[  ] Comment period changed - date:   
[  ] Notified measure adopted - date:  
[X] Notified measure published - date: 14 September 2021  
[X] Notified measure enters into force - date: 14 October 2021; The effective date of this 
rule is 14 October 2021. The final rule changes will be mandatory for product testing 
starting 14 March 2022.  
[X] Text of final measure available from1:  
https://www.govinfo.gov/content/pkg/FR -2021-09-14/html/2021 -19366.htm  
https://www.govinfo.gov/content/pkg/FR -2021-09-14/pdf/2021 -19366.pdf  
https://members.wto.org/crnattachments/2021/TBT/USA/final_measure/21_5806_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[  ] Notified measure withdrawn or revoked - date:  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: Energy Conservation Program: Test Procedure for Distribution Transformers  
AGENCY: Office of Energy Efficiency and Renewable Energy, Department of Energy  
ACTION: Final rule  
SUMMARY: The U.S. Department of Energy ("DOE") is amending the test procedure for distribution 
transformers to revise and add definitions of certain terms, update provisions based on the latest 
versions of relevant industry testin g standards, and to specify the basis for voluntary representations 
at additional per -unit loads and additional reference temperatures. The updates in this final rule will 
not significantly change the test procedure.  
 
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/1484/Add.1  
 
- 2 - 
 
  DATES: The effective date of this rule is 14 October 2021. The final rule changes will be mandatory 
for product testing starting 14 March 2022.  
This final rule and the notice of proposed rulemaking and request for comment notified as 
G/TBT/N/ USA/1484  are identified by Docket Number EERE -2017-BT-TP-0055. The Docket Folder is 
available on Regulations.gov at https://www.regulations.gov/docket/EERE -2017-BT-TP-
0055/document  and provides access to primary and supporting documents as well as comments 
received. Documents are also accessible from Regulations.gov  by searching the Docket Number.  
__________  
 
 