NRC Confirms Effective Date for Holtec International HI-STORM UMAX Canister Storage System Amendment

Summary

The U.S. Nuclear Regulatory Commission (NRC) has confirmed the effective date of June 16, 2026, for a direct final rule that amended the Holtec International HI-STORM UMAX Canister Storage System listing within the List of approved spent fuel storage casks, incorporating Amendment No. 5 to Certificate of Compliance No. 1040.

Original source language: Federal Register — Nuclear Regulatory CommissionOpen original release →

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