List of Approved Spent Fuel Storage Casks: NAC International, Inc., MAGNASTOR® Cask System; Certificate of Compliance No. 1031, Amendment Nos. 0-3, Revision 1

The U.S. Nuclear Regulatory Commission (NRC) is amending its spent fuel storage regulations by revising the NAC International, Inc. (NAC), MAGNASTOR[supreg] Cask System listing within the ``List of approved spent fuel storage casks'' to include Revision 1 to Amendment Nos. 0 (the initial Certificate), 1, 2, and 3 to Certificate of Compliance (CoC) No. 1031. Revision 1 to Amendment Nos. 0-3 to CoC No. 1031 makes changes to the Technical Specifications (TSs), including correcting a typographical error in two actual boron loadings in TS 4.1.1(a), and revising the decay times in Tables B2-4 (for Amendment Nos. 0 and 1) and B2-5 (for Amendment Nos. 2 and 3) in Appendix B of the TSs for minimum additional decay time required for spent fuel assemblies that contain nonfuel hardware.