The Nuclear Regulatory Commission (NRC) is amending its regulations revising the Pacific Sierra Nuclear Associates (PSNA) VSC- 24 listing within the "List of approved spent fuel storage casks" to include Amendment No. 3 to the Certificate of Compliance (CoC). This amendment changes the Technical Specifications 1.2.1 and 1.2.6 to modify the fuel specifications for Combustion Engineering 16x16 spent fuel stored in the VSC-24 cask system, modifies the text in TS 1.2.7 for accuracy, modifies the text in Certificate Section 2.b. to remove ambiguity, modifies Certificate Section 3 to be consistent with TS 1.1.4, modifies Certificate Section 4 for consistency with TS 1.1.3, and modifies Certificate Section 5 to remove ambiguity.