Home / Agencies / NRC / 2025-02591
Final Rule

Regulatory Guide: Acceptable ASME Section XI Inservice Inspection Code Cases

Agency
NRC
Document Number
2025-02591
Published
February 14, 2025
Effective Date
-

Abstract

The U.S. Nuclear Regulatory Commission (NRC) is issuing a new Regulatory Guide (RG) 3.78 (Revision 0), "Acceptable ASME Section XI Inservice Inspection Code Cases." This new RG provides applicants and licensees with methods that the NRC staff considers acceptable for specific or general independent spent fuel storage installation (ISFSI) licensees and certificate of compliance (CoC) holders to comply with NRC regulations for inservice inspection of confinement boundary components and aging management activities associated with the renewals of ISFSIs, general licensees, and CoC holders for spent fuel storage systems.

Federal Register Source

This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.

View Full Text on FederalRegister.gov →

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Frequently Asked Questions

What is the 2025-02591 Federal Register document?
Document 2025-02591 is a Final Rule published by the Nuclear Regulatory Commission in the Federal Register on February 14, 2025. The U.S. Nuclear Regulatory Commission (NRC) is issuing a new Regulatory Guide (RG) 3.78 (Revision 0), "Acceptable ASME Section XI Inservice Inspection Code Cases." This new RG provides applicants and licensees with methods that the NRC staff considers acceptable for specific or general independent spent fuel storage installation (ISFSI) licensees and certificate of compliance (CoC) holders to comply with NRC regulations for inservice inspection of confinement boundary components and aging management activities associated with the renewals of ISFSIs, general licensees, and CoC holders for spent fuel storage systems. View the original at https://www.federalregister.gov/documents/2025/02/14/2025-02591/regulatory-guide-acceptable-asme-section-xi-inservice-inspection-code-cases.
Is document 2025-02591 an economically significant rule?
No. Document 2025-02591 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.

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