# List of Approved Spent Fuel Storage Casks: Holtec International HI-STORM Flood/Wind System, Certificate of Compliance No. 1032, Amendment No. 10

**Action Urgency Score:** 30/100

| Field | Value |
|---|---|
| Agency | Nuclear Regulatory Commission |
| Type | Final rule |
| Action | Direct final rule; confirmation of effective date. |
| Published | 2026-09-03 |
| Effective | 2026-10-06 |
| Significant | No |
| CFR parts | 10 CFR 72 |
| Summary | The U.S. Nuclear Regulatory Commission (NRC) is confirming the effective date of October 6, 2026, for the direct final rule that was published in the Federal Register on July 23, 2026. This direct final rule amended the Holtec International HI-STORM Flood/Wind System listing within the "List of approved spent fuel storage casks" to include Amendment No. 10 to Certificate of Compliance No. 1032. |
| Document number | 2026-18107 |

## Why this score
- Final rule.

Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/09/03/2026-18107/list-of-approved-spent-fuel-storage-casks-holtec-international-hi-storm-floodwind-system-certificate). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.