Final rule · 2026-20276

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

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.