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Data / Federal rules / 2025-07360

List of Approved Spent Fuel Storage Casks: HI-STORM 100, Certificate of Compliance No. 1014, Renewed Amendment No. 19

The Nuclear Regulatory Commission published this final rule in the Federal Register on April 30, 2025. It took effect on May 27, 2025.

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What the agency says

The U.S. Nuclear Regulatory Commission (NRC) is confirming the effective date of May 27, 2025, for the direct final rule that was published in the Federal Register on March 13, 2025. This direct final rule amended the Holtec International HI-STORM 100 Cask System listing within the "List of approved spent fuel storage casks" to include Renewed Amendment No. 19 to Certificate of Compliance No. 1014. Renewed Amendment No. 19 revises the certificate of compliance to update the acceptance criteria and method of evaluation (MOE) for the HI-STORM 100 system tipover accident for equipment combinations involving multi- purpose canisters with Metamic-HT baskets. This involves applying a new stress-based criteria and completing new evaluations consistent with the new tipover acceptance criteria and MOE and involves some adjustments of the existing deflection criteria.

Key facts

Document number
2025-07360
Type
Final rule
Action
Direct final rule; confirmation of effective date
Agency
Nuclear Regulatory Commission
Published
April 30, 2025
Takes effect
May 27, 2025
Dates
The effective date of May 27, 2025, for the direct final rule published March 13, 2025 (90 FR 11891), is confirmed.
Docket
NRC-2024-0215
Regulation ID (RIN)
3150-AL24
Code of Federal Regulations
10 CFR 72
Pages
1

The document on federalregister.gov PDF

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