Skip to main content
govconCyber — Federal Cybersecurity Law Reference
Browse requirements
X-CUI-UCNI Informational

Protect Unclassified Controlled Nuclear Information

Official citation: 42 USC 2168; 10 CFR Part 1017

Class: informational · Severity: medium

Requirement text

42 USC 2168; 10 CFR Part 1017

What it means

Unclassified Controlled Nuclear Information is unclassified information about nuclear facilities/material whose disclosure could harm security. 42 USC 2168 and 10 CFR Part 1017 govern its identification and protection (DOE program). UCNI determinations are made by authorized reviewers.

Required by

  • — 42 USC 2168; 10 CFR Part 1017
  • Nuclear — 42 USC 2168; 10 CFR Part 1017
  • DIB — 42 USC 2168; 10 CFR Part 1017

Educational reference only — not legal advice. Consult a qualified assessor or attorney for binding compliance determinations.