Unclassified Controlled Nuclear Information markings on documents or material.

CFR · 2024-01-01 · US · Title 10

(a) (1) (2) (3) (4) Obsolete “May Contain UCNI” marking. The “May Contain UCNI” marking is no longer used. Any document marked with the “May Contain UCNI” marking is considered to contain UCNI and must be protected accordingly until a Reviewing Official or Denying Official determines otherwise. The obsolete “May Contain UCNI” marking reads as follows: (b)

official document · source cfr-2024 · id 10:§ 1017.16