Data / Federal rules / 2025-21784

The Sunset Rule

The Nuclear Regulatory Commission published this final rule in the Federal Register on December 3, 2025. It took effect on January 8, 2026. Comments closed on January 2, 2026.

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What the agency says

The U.S. Nuclear Regulatory Commission (NRC) is amending its regulations to insert a conditional sunset date into certain regulations in response to Executive Order (E.O.) 14270, "Zero-Based Regulatory Budgeting to Unleash American Energy."

Key facts

Document number

2025-21784

Type

Final rule

Action

Direct final rule

Agency

Nuclear Regulatory Commission

Published

December 3, 2025

Takes effect

January 8, 2026

Comments due

January 2, 2026

Dates

The final rule is effective January 8, 2026, unless significant adverse comments are received by January 2, 2026. If the direct final rule is withdrawn as a result of such comments, timely notice of the withdrawal will be published in the Federal Register. Comments received on this direct final rule will also be considered to be comments on a companion proposed rule published in the Proposed Rules section of this issue of the Federal Register.

Docket

NRC-2025-0479

Regulation ID (RIN)

3150-AL39

Code of Federal Regulations

10 CFR 2; 10 CFR 19; 10 CFR 20; 10 CFR 21; 10 CFR 25; 10 CFR 26; 10 CFR 30; 10 CFR 31; 10 CFR 32; 10 CFR 34; 10 CFR 35; 10 CFR 36; 10 CFR 37; 10 CFR 39; 10 CFR 40; 10 CFR 50; 10 CFR 51; 10 CFR 52; 10 CFR 54; 10 CFR 55; 10 CFR 60; 10 CFR 61; 10 CFR 62; 10 CFR 63; 10 CFR 70; 10 CFR 71; 10 CFR 72; 10 CFR 73; 10 CFR 74; 10 CFR 75; 10 CFR 76; 10 CFR 81; 10 CFR 95; 10 CFR 110; 10 CFR 140; 10 CFR 150; 10 CFR 160; 10 CFR 170; 10 CFR 171

Topics

Accounting; Administrative practice and procedure; Alcohol abuse; Antitrust; Biologics; Classified information; Confidential business information; Drug abuse; Drug testing; Drugs; Education; Emergency medical services; Environmental impact statements; Environmental protection; Exports; Federal buildings and facilities; Fees; Fire prevention; Freedom of information; Government contracts; Hazardous materials transportation; Hazardous waste; Health facilities; Health professions; Imports; Indians; Insurance; Intergovernmental relations; Inventions and patents; Investigations; Labeling; Manpower training programs; Medical devices; Nuclear energy; Nuclear materials; Nuclear power plants and reactors; Occupational safety and health; Packaging and containers; Penalties; Privacy; Radiation protection; Radioactive materials; Reporting and recordkeeping requirements; Scientific equipment; Security measures; Sex discrimination; Treaties; Uranium; Waste treatment and disposal; Whistleblowing; X-rays

Significant

Yes, under Executive Order 12866

Pages

14

The document on federalregister.gov PDF

Other documents from the Nuclear Regulatory Commission

Everything from the Nuclear Regulatory Commission · Rules on accounting · Rules on administrative practice and procedure · Rules on alcohol abuse · Published in December 2025

Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.