Final rule · 2025-07602

List of Approved Spent Fuel Storage Casks: NAC International, Inc., MAGNASTOR® Storage System, Certificate of Compliance No. 1031, Amendment No. 15

The U.S. Nuclear Regulatory Commission (NRC) is confirming the effective date of June 3, 2025, for the direct final rule that was published in the Federal Register on March 20, 2025. This direct final rule amended the NAC International, Inc., MAGNASTOR[supreg] Storage System listing within the "List of approved spent fuel storage casks" to include Amendment No. 15 to Certificate of Compliance No. 1031.