Commercial Non-Power Production or Utilization Facilities

What it does

The U.S. Nuclear Regulatory Commission (NRC) is issuing an interpretation of its regulations to include non-power production or utilization facilities (NPUFs) licensed under section 103 of the Atomic Energy Act of 1954, as amended (AEA), within the scope of the NRC's backfitting regulations and to exclude non-commercial NPUFs licensed under section 104 of the AEA from the scope of the NRC's backfitting regulations. The interpretation is effective immediately with a 30-day post-promulgation comment period.

The Nuclear Regulatory Commission's summary, as published in the Federal Register.

What changed in the regulation

1 part of Title 10 of the Code of Federal Regulations:

10 CFR 50

Wording on eCFR: the day before it took effect and from the day it took effect (first part listed).

Compared with

The Nuclear Regulatory Commission has published 34 final rules in 2026 so far, compared with 28 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

What happens next and when

This interpretation is effective January 20, 2026. Submit comments by February 19, 2026. Comments received after this date will be considered if it is practical to do so, but the Commission is able to ensure consideration of only comments received by this date.

The agency's dates, word for word.

Check it yourself

• The document in the Federal Register
• Docket NRC-2024-0189 on Regulations.gov
• Title 10 on eCFR

The record as published

Source: the Federal Register (public domain). The document in the Federal Register