# List of Approved Spent Fuel Storage Casks: NAC International MAGNASTOR® Cask System; Certificate of Compliance No. 1031, Amendment No. 7
> **Nuclear Regulatory Commission** · Direct final rule. · Published 2017-06-06 · Effective 2017-08-21 · 82 FR 25931
## Document
- **Document number:** 2017-11680
- **Category:** nuclear-waste
- **Sub-agency:** Nuclear Regulatory Commission
- **Federal Register citation:** 82 FR 25931
- **CFR reference:** 10 CFR 72
- **Publication date:** 2017-06-06
- **Effective date:** 2017-08-21
- **Energy docket:** NRC-2017-0008
## Abstract

The U.S. Nuclear Regulatory Commission (NRC) is amending its spent fuel storage regulations by revising the NAC International (NAC or the applicant), MAGNASTOR[supreg] Cask System listing within the "List of approved spent fuel storage casks" to include Amendment No. 7 to Certificate of Compliance (CoC) No. 1031. Amendment No. 7 provides a new Passive MAGNASTOR[supreg] Transfer Cask (PMTC) and associated Technical Specification (TS) changes in Appendices A and B, and updates Section 4.3.1(i) in Appendix A of the TSs to include revised seismic requirements. Clarifying (non-technical) changes were also made to Appendices A and B.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2017/06/06/2017-11680/list-of-approved-spent-fuel-storage-casks-nac-international-magnastor-cask-system-certificate-of)
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