# 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

**Action Urgency Score:** 30/100

| Field | Value |
|---|---|
| Agency | Nuclear Regulatory Commission |
| Type | Final rule |
| Action | Final state agreement. |
| Published | 2026-10-02 |
| Effective | 2026-09-30 |
| Significant | No |
| CFR parts | 10 CFR 150 |
| Summary | 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) |
| Document number | 2026-20276 |

## Why this score
- Final rule.

Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/10/02/2026-20276/state-of-indiana-discontinuance-of-certain-commission-regulatory-authority-within-the-state-notice). Last refreshed: 2026-11-04T21:40:49.974Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.