G/TBT/N/USA/1520/Add.2  
 
26 October 2023  
(23-7215) Page: 1/2 
Committee on Technical Barriers to Trade  Original: English  
 
NOTIFICATION  
Addendum  
The following communication , dated  26 October 2023, is being circulated at the request of the 
delegation of the United States of America . 
 
_______________  
 
 
Title:  Performance Requirements for Residential Gas Furnaces and Boilers; Advance Notice of 
Proposed Rulemaking  
 
Reason for Addendum:  
[ ] Comment period changed - date:   
[ ] Notified measure adopted - date:  
[ ] Notified measure published - date:  
[ ] Notified measure enters into force - date:  
[ ] Text of final measure available from1:  
[ ] Notified measure withdrawn or revoked - date:  
Relevant symbol if measure re -notified:   
[X] Content or scope of notified measure changed  and text available from1:  
Notice of proposed rulemaking; notice of opportunity for oral presentation of comments  
88 Federal Register (FR) 73272, 16 Code of Federal Regulations (CFR) Part 1408:  
https://www.govinfo.gov/content/pkg/FR -2023-10-25/html/2023 -23302.htm  
https://www.govinfo.gov/content/pkg/FR -2023-10-25/pdf/2023 -23302.pdf  
https://members.wto.org/crnattachments/2023/TBT/USA/modification/23_13150_00_e
.pdf 
New deadline for comments (if applicable):  26 December 2023  
[ ] Interpretive guidance issued and text available from1:  
[ ] Other:  
 
Description:  The U.S. Consumer Product Safety Commission (Commission or CPSC) has determined 
preliminarily that there is an unreasonable risk of injury and death associated with residential gas 
fired central furnaces, boilers, wall furnaces, and floor furnaces (gas fur naces and boilers). To 
address this risk, the Commission proposes a rule to detect and prevent dangerous levels of carbon 
monoxide (CO) production and leakage from residential gas furnaces and boilers. The Commission 
 
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/1520/Add.2  
 
- 2 - 
 
  is providing an opportunity for interes ted parties to present written and oral comments on this notice 
of proposed rulemaking (NPR).  
Deadline for Written Comments: Written comments must be received by 26 December 2023. WTO 
Members and their stakeholders are asked to submit comments to the USA TBT Enquiry Point  by or 
before 4pm Eastern Time  on 26 December 2023. Comme nts received by the USA TBT Enquiry Point 
from WTO Members and their stakeholders will be shared with the regulator and will also be 
submitted to the Docket  on Regulations.gov  if received within the comment period.  
Deadline for Request to Present Oral Comments: Any person interested in making an oral 
presentation must send a n email indicating this intent to the Office of the Secretary at cpsc-
os@cpsc.gov  by 26 December 2023 ( Eastern Time ). WTO Members are also asked to copy the USA 
WTO TBT Enquiry Point on any such request: usatbtep@nist.gov . 
This notice of proposed rulemaking; notice of opportuni ty for oral presentation of comments and 
previous actions notified under the symbol G/TBT/N/USA/1520  are identified by Docket Number 
CPSC -2019-0020. The Docket Folder is available from Regulations.gov at 
https://www.regulations.gov/docket/CPSC -2019-0020/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 Nu mber.  
__________