# List of Approved Spent Fuel Storage Casks: Holtec International HI-STORM Underground Maximum Capacity Canister Storage System, Certificate of Compliance No. 1040
> **Nuclear Regulatory Commission** · Final rule. · Published 2015-03-06 · Effective 2015-04-06 · 80 FR 12073
## Document
- **Document number:** 2015-05238
- **Category:** nuclear-waste
- **Sub-agency:** Nuclear Regulatory Commission
- **Federal Register citation:** 80 FR 12073
- **CFR reference:** 10 CFR 72
- **Publication date:** 2015-03-06
- **Effective date:** 2015-04-06
- **Energy docket:** NRC-2014-0120
## Abstract

The U.S. Nuclear Regulatory Commission (NRC) is amending its spent fuel storage regulations by adding the Holtec International HI- STORM Underground Maximum Capacity (UMAX) Canister Storage System, Certificate of Compliance (CoC) No. 1040, to the "List of approved spent fuel storage casks." Holtec International's intent with this design is to provide an underground storage option compatible with the Holtec International HI-STORM FLOOD/WIND (FW) System (CoC No. 1032).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2015/03/06/2015-05238/list-of-approved-spent-fuel-storage-casks-holtec-international-hi-storm-underground-maximum-capacity)
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