# Physical Protection of Byproduct Material
> **Nuclear Regulatory Commission** · Rule · Published 2013-05-28 · 78 FR 31821
## Document
- **Document number:** C1-2013-05895
- **Category:** other
- **Sub-agency:** Nuclear Regulatory Commission
- **Federal Register citation:** 78 FR 31821
- **CFR reference:** 10 CFR 20
- **Publication date:** 2013-05-28
- **Energy docket:** NRC-2008-0120
## Source
- [Federal Register document](https://www.federalregister.gov/documents/2013/05/28/C1-2013-05895/physical-protection-of-byproduct-material)
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