  
  
G/TBT/N/USA/1621/Add.1  
3 July 2020 
(20-4612) Page: 1/1 
Committee on Technical Barriers to Trade  Original:  English  
 
  NOTIFICATION  
Addendum  
The following communication, dated 3 July 2020, is being circulated at the request of the 
delegation of the United States of America .  
 
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Public Hearing for Vehicle Test Procedure Adjustments for Tier 3 Certification Test Fuel  
AGENCY: Environmental Protection Agency (EPA)  
ACTION: Notification of public hearing  
SUMMARY: The Environmental Protection Agency (EPA) is announcing a virtual public hearing to be 
held 13 July 2020, on its proposed Vehicle Test Pro cedure Adjustments for Tier 3 Certification Test 
Fuel rule, which was published on 13 May 2020. EPA is proposing adjustment factors to apply to 
vehicle GHG and fuel economy test results for the GHG and CAFE programs and the Fuel Economy 
and Environment Lab el as EPA separately implements changes in light -duty vehicle gasoline test 
fuel properties.  
DATES: EPA will hold a virtual public hearing on 13 July 2020. Please refer to the 
Supplementary  Information section for additional information on the public heari ng. 
This final rule is identified by docket number EPA -HQ-OAR-2016-0604.  The docket folder is 
available on Regulations.gov  at https://www.regulations.gov/docket?D=EPA -HQ-OAR-2016-0604, 
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. WTO 
Members and their stakeholders are asked to submit comments to the USA TBT Enquiry Point . 
Comments 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.  
RELEVANT DOCUMENTS: G/TBT/N/USA/811/Add.3  Contro l of Air Pollution From Motor Vehicles: 
Tier 3 Motor Vehicle Emission and Fuel Standards; Final Rule  
Previous actions notified under the symbol G/TBT/N/USA/811  are identified by docket number 
EPA-HQ-OAR-2011-0135; primary and supporting documents for those actions as well as 
commen ts received are accessible from Regulations.gov  at 
https://www.regulations.gov/docket?D=EPA -HQ-OAR-2011-0135. 
https://www.govinfo.gov/content/pkg/FR -2020-07-02/html/2020 -14268.htm   
https://www.govinfo.gov/content/pkg/FR -2020-07-02/pdf/2020 -14268.pdf   
https://members.wto.org/crnattachments/2020/TB T/USA/20_4017_00_e.pdf  
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