# List of Approved Spent Fuel Storage Casks: NAC-UMS Revision; Confirmation of Effective Date
> **Nuclear Regulatory Commission** · Direct final rule; confirmation of effective date. · Published 2001-12-28 · Effective 2001-12-31 · 66 FR 67073
## Document
- **Document number:** 01-31923
- **Category:** nuclear-waste
- **Sub-agency:** Nuclear Regulatory Commission
- **Federal Register citation:** 66 FR 67073
- **CFR reference:** 10 CFR 72
- **Publication date:** 2001-12-28
- **Effective date:** 2001-12-31
## Abstract

The Nuclear Regulatory Commission (NRC) is confirming the effective date of December 31, 2001, for the direct final rule that appeared in the Federal Register of October 16, 2001 (66 FR 52486). This direct final rule amended the NRC's regulations by revising the NAC-UMS Universal Storage System listing within the list of approved spent fuel storage casks to include Amendment No. 2 to Certificate of Compliance No. 1015. This document confirms the effective date.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2001/12/28/01-31923/list-of-approved-spent-fuel-storage-casks-nac-ums-revision-confirmation-of-effective-date)
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