Data / Federal rules / 2026-10935
List of Approved Spent Fuel Storage Casks: Holtec International HI-STORM UMAX Canister Storage System, Certificate of Compliance No. 1040, Amendment No. 5
The Nuclear Regulatory Commission published this final rule in the Federal Register on June 1, 2026. It took effect on June 16, 2026.
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What the agency says
The U.S. Nuclear Regulatory Commission (NRC) is confirming the effective date of June 16, 2026, for the direct final rule that was published in the Federal Register on April 2, 2026. This direct final rule amended Holtec International HI-STORM UMAX Canister Storage System listing within the "List of approved spent fuel storage casks" to include Amendment No. 5 to Certificate of Compliance No. 1040.
Key facts
- Document number
- 2026-10935
- Type
- Final rule
- Action
- Direct final rule; confirmation of effective date
- Agency
- Nuclear Regulatory Commission
- Published
- June 1, 2026
- Takes effect
- June 16, 2026
- Dates
- Effective date: The effective date of June 16, 2026, for the direct final rule published April 2, 2026 (91 FR 16541), is confirmed.
- Docket
- NRC-2026-0562
- Regulation ID (RIN)
- 3150-AL66
- Code of Federal Regulations
- 10 CFR 72
- Pages
- 1
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Everything from the Nuclear Regulatory Commission · Published in June 2026
Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.