G/TBT/N/USA/1523  
11 September 2019  
(19-5821) Page: 1/2 
Committee on Technical Barriers to Trade  Original:  English  
 
  
NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6  
 
1. Notifying Member:  UNITED STATES OF AME RICA  
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:  Environmental Protection Agency (EPA) [1550]  
Name and address (including telephone and fax numbers , email and website 
addresses, if available) of agency or authority designated to handle comments 
regarding the notification shall be indicated if different from above:   
Please submit comments to: USA WTO TBT Enquiry Point  
Email: usatbtep@nist.gov  
3. Notified under Article 2.9.2 [X], 2.10.1 [   ], 5.6.2 [   ], 5.7.1 [   ], other :  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading. ICS numbers may be provided in addition, where applicab le): Marine 
diesel engine emissions; - Marine propulsion engines (HS 840810); Environmental 
protection (ICS 13.020), Air quality (ICS 13.040), Marine engines and propulsion systems 
(ICS 47.020.20)  
5. Title, number of pages and language(s) of the notified document:  Marine Diesel 
Engine Emission Standards (14 page(s), in English)  
6. Description of content:  The Environmental Protection Agency (EPA) is proposing to 
amend the national marine diesel engine program to provide relief provisions to address 
concerns associated with finding and installing certified Tier 4 marine diesel engines in 
certain high -speed commercial vessels. The proposed relief is in the form of additional 
lead time for qualifying engines and vessels. EPA is also making a technical correction to 
the diesel fuel regulations to allow fuel manufacturers and distributors to make distillate 
diesel fuel that complies with the global sulfur standard that applies internationally instead 
of the fuel standards that otherwise apply to distillate diesel fuel in the United States.  
7. Objective and rationale, including the nature of urgent problems where  
applicable:  Protection of the environment; Harmonization; Cost saving and productivity 
enhancement  
8. Relevant documents:   
• 84 Federal Register (FR) 46909, 6 September2019; Title 40 Code of Federal 
Regulations (CFR) Parts 80 and 1042:  
https://www.govinfo.gov/content/pkg/FR -2019-09-06/html/2019 -19092.htm  
https://www.govinfo.gov/content/pkg/FR -2019-09-06/pdf/2019 -19092.pdf  
• Control o f Emissions of Air Pollution From Locomotive Engines and Marine 
Compression -Ignition Engines Less Than 30 Liters per Cylinder; Republication, 
Final Rule published 30 June 2008:  G/TBT/N/USA/1523  
 
- 2 - 
 
  https://www.govinfo.gov/content/pkg/FR -2008-06-30/html/R8 -7999.htm  
https://www.govinfo.gov/content/pkg/FR -2008-06-30/pdf/R8 -7999.pdf  
• G/TBT/N/USA/268  
• G/TBT/N/USA /321 and subsequent addenda  
9. Proposed date of adoption:  To be determined  
Proposed date of entry into force:  To be determined  
10. Final date for comments:  7 October 2019  
11. Texts available from:  National enquiry point [ ] or address, telephone and fax 
numbers and email and website addresses, if available , of other body:   
https://members.wto.org/crnattachments/2019/TBT/USA/19_4982_00_e.pdf