to move, Enter to open, Esc to close. Try 3.5.3, AC.L2-3.1.1, MFA or unmarked.

Defense CUI categories

5 categories in the Defense grouping of NARA's CUI Registry, with each one's category marking, banner marking and authority type.

For a defense contractor

The categories DFARS 252.204-7012 is built around. If you hold drawings, specifications, test data, source code or manuals for a defense article, the first category here, Controlled Technical Information, is almost certainly what you have.

Categories

CategoryMarkingBannerAuthority
Controlled Technical Information CTI CUI//SP-CTI Specified
DoD Critical Infrastructure Security Information DCRIT CUI Basic
Naval Nuclear Propulsion Information NNPI CUI//SP-NNPI Basic and Specified
Privileged Safety Information PSI CUI Basic
Unclassified Controlled Nuclear Information - Defense DCNI CUI//SP-DCNI Basic and Specified

Read from NARA's CUI Registry on 2026-09-08. Each category page carries NARA's full description and authorities.