List of Approved Spent Fuel Storage Casks: NAC International, Inc. MAGNASTOR® Storage System, Certificate of Compliance No. 1031, Amendment No. 13

Document 2024-19894 is a Final Rule published by the Nuclear Regulatory Commission in the Federal Register on September 5, 2024, with an effective date of November 19, 2024. The U.S. Nuclear Regulatory Commission (NRC) is amending its spent fuel storage regulations by revising the NAC International, Inc. MAGNASTOR[supreg] Storage System listing within the "List of approved spent fuel storage casks" to include Amendment No. 13 to Certificate of Compliance No. 1031. Amendment No. 13 revises the certificate of compliance to add a new type of radioactive contents to be stored inside the MAGNASTOR[supreg] transportable storage canister, add a new design configuration for the canister to accommodate the fuel bearing material and new canister components, and use an alternate compressive strength for concrete cask no. 6 of 6,000 psi. View the original at https://www.federalregister.gov/documents/2024/09/05/2024-19894/list-of-approved-spent-fuel-storage-casks-nac-international-inc-magnastor-storage-system-certificate.

No. Document 2024-19894 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.