Established by Executive Order 13556, the Controlled Unclassified Information (CUI) program standardizes the way the Executive branch handles unclassified information that requires safeguarding or dissemination controls pursuant to and consistent with law, regulations, and Government-wide policies. Learn About CUI
The CUI Registry is the authoritative source for guidance regarding CUI policies and practices.
Categories, Markings and Controls:
- Category-Subcategory List
- Category-Subcategory Markings
- Limited Dissemination Controls
- Registry Change Log