State of Indiana: Discontinuance of Certain Commission Regulatory Authority Within the State, Notice of Agreement Between the Nuclear Regulatory Commission and the State of Indiana

What it does

This notice is announcing that on September 24, 2026, Ho K. Nieh, Chairman of the U.S. Nuclear Regulatory Commission (NRC or Commission), and Governor Michael Braun of the State of Indiana, signed an Agreement as authorized by Section 274b. of the Atomic Energy Act of 1954, as amended (the Act or AEA). Under the Agreement, the Commission discontinues its regulatory authority, and the State of Indiana assumes regulatory authority over byproduct materials, source materials, and special nuclear materials in quantities not sufficient to form a critical mass, as defined in Sections 11e.(1), 11e.(3), and 11e(4) of the AEA.

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 150

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

The effective date of the Agreement is September 30, 2026.

The agency's dates, word for word.

Check it yourself

• The document in the Federal Register
• Docket NRC-2026-1387 on Regulations.gov
• Title 10 on eCFR

The record as published

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