# Nuclear Classification and Declassification
> **US Department of Energy** · Rule · Published 2009-12-22 · 74 FR 67969
## Document
- **Document number:** E9-30495
- **Category:** other
- **Sub-agency:** US Department of Energy
- **Federal Register citation:** 74 FR 67969
- **CFR reference:** 10 CFR 1045
- **Publication date:** 2009-12-22
## Source
- [Federal Register document](https://www.federalregister.gov/documents/2009/12/22/E9-30495/nuclear-classification-and-declassification)
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