Committee on Technical Barriers to Trade - Notification - United States - Nuclear power plant engineering


The following notification is being circulated in accordance with Article 10.6




If applicable, name of local government involved (Article 3.2 and 7.2):


Agency responsible:

Nuclear Regulatory Commission (NRC) [2061]

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:


Notified under Article 2.9.2 [X], 2.10.1 [ ], 5.6.2 [X], 5.7.1 [ ], 3.2 [ ], 7.2 [ ], other:


Products covered (HS or CCCN where applicable, otherwise national tariff heading. ICS numbers may be provided in addition, where applicable): Nuclear power plant engineering; Quality (ICS code(s): 03.120); Accident and disaster control (ICS code(s): 13.200); Radiation protection (ICS code(s): 13.280); Nuclear energy engineering (ICS code(s): 27.120)


Title, number of pages and language(s) of the notified document: American Society of Mechanical Engineers 2021-2022 Code Editions; (19 page(s), in English)


Description of content: Proposed rule - The U.S. Nuclear Regulatory Commission (NRC) is proposing to amend its regulations to incorporate by reference the 2021 Edition of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code and the 2022 Edition of the American Society of Mechanical Engineers Operation and Maintenance of Nuclear Power Plants, Division 1: OM Code: Section IST, for nuclear power plants. This action is in accordance with the NRC's policy to periodically update the regulations to incorporate by reference new editions of the American Society of Mechanical Engineers Codes and is intended to maintain the safety of nuclear power plants and to make NRC activities more effective and efficient. This amendment also incorporates editorial changes that do not change the technical information.


Objective and rationale, including the nature of urgent problems where applicable: Protection of human health or safety; Protection of the environment; Quality requirements


Relevant documents:

88 Federal Register (FR) 53384, 8 August 2023; Title 10 Code of Federal Regulations (CFR) Part 50:

This proposed rule is identified by Docket Number NRC-2018-0289. The Docket Folder is available from at and provides access to primary and supporting documents as well as comments received. Documents are also accessible from by searching the Docket Number. WTO Members and their stakeholders are asked to submit comments to the USA TBT Enquiry Point by or before 4pm Eastern Time on 23 October 2023. 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 if received within the comment period.


Proposed date of adoption: To be determined

Proposed date of entry into force: To be determined


Final date for comments: 23 October 2023


Texts available from: National enquiry point [ ] or address, telephone and fax numbers and email and website addresses, if available, of other body: