   
  
G/TBT/N/USA/1684/Add.1  
 
10 November 2021  
(21-8520) Page: 1/2 
Committee on Technical Barriers to Trade  Original: English  
 
 
NOTIFICATION  
Addendum  
The following communication , dated  10 November 2021 , is being circulated at the request of the 
delegation of the United States of America . 
 
_______________  
 
 
Title: Parts and Accessories Necessary for Safe Operation; Rear Impact Guards and Rear Impact 
Protection  
 
Reason for Addendum:  
[  ] Comment period changed - date:   
[  ] Notified measure adopted - date:  
[X] Notified measure published - date: 9 November 2021  
[X] Notified measure enters into force - date: 9 December 2021  
[X] Text of final measure available from1:  
https://www.govinfo.gov/content/pkg/FR -2021-11-09/html/2021 -23796. htm 
https://www.govinfo.gov/content/pkg/FR -2021-11-09/pdf/2021 -23796.pdf  
https://members.wto.org/crnattachments/2021/TBT/USA/final_measure/21_7101_00_
e.pdf 
[  ] Notified measure withdrawn or revoked - date:  
Relevant symbol if meas ure 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: Parts and Accessories Necessary for Safe Operation; Rear Impact Guards and 
Rear Impact Protection  
AGENCY: Federal Motor Carrier Safety Administration (FMCSA), Department of Transportation (DOT)  
ACTION: Final rule  
SUMMARY: FMCSA amends the Federal M otor Carrier Safety Regulations (FMCSRs) to include rear 
impact guards on the list of items that must be examined as part of the required annual inspection 
for each commercial motor vehicle (CMV). In addition, FMCSA amends the labeling requirements for 
rear impact guards, and excludes road construction controlled (RCC) horizontal discharge trailers 
from the rear impact guard requirements, consistent with changes made by the National Highway 
 
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/1684/Add.1  
 
- 2 - 
 
  Traffic Safety Administration (NHTSA) to the corresponding Federal Motor Vehicle Safety Standards 
(FMVSS). This final rule responds to rulemaking petitions, as well as a recommendation from the 
Government Accountability Office (GAO).  
DATES: This final rule is effective 9 December 2021.  
This final rule and the notice of pr oposed rulemaking notified as G/TBT/N/ USA/1684  are identified 
by Docket Number FMCSA -2019-0211. The Docket Folder is available on Regulations.gov 
at https://www.regulations.gov/docket/FMCSA -2019-0211/document  and provi des access to 
primary documents as well as comments received. Documents are also accessible 
from Regulations.gov  by searching the Docket Number.   
__________  
 
 