# DoD Unclassified Controlled Nuclear Information (UCNI)
> **US Department of Defense** · Final rule. · Published 2012-07-25 · Effective 2012-08-24 · 77 FR 43506
## Document
- **Document number:** 2012-18122
- **Category:** security-clearance
- **Sub-agency:** US Department of Defense
- **Federal Register citation:** 77 FR 43506
- **CFR reference:** 32 CFR 223
- **Publication date:** 2012-07-25
- **Effective date:** 2012-08-24
- **DOD docket:** Docket ID: DOD-2010-OS-0108
## Abstract

This rule updates policies and responsibilities for controlling Department of Defense (DoD) Unclassified Controlled Nuclear Information (UCNI) in accordance with the provisions of current U.S. Code. This revision streamlines and reflects current practices within the Department of Defense. This rule may be altered, in accordance with applicable statutory and regulatory requirements, as necessary to align with any future direction given in response to on-going efforts currently being led by the National Archives and Records Administration in the implementation of Executive Order 13556, "Controlled Unclassified Information," signed on November 4, 2010.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2012/07/25/2012-18122/dod-unclassified-controlled-nuclear-information-ucni)
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