6 C.F.R. § 7.25 Identification and markings.
Title 6 - Homeland Security
(a) Classified information must be marked pursuant to the standards set forth in section 1.6 of Executive Order 12958, as amended; 32 CFR part 2001, subpart B; and internal DHS guidance provided by the Chief Security Officer. (b) Foreign government information shall retain its original classification markings or be assigned a U.S. classification that provides a degree of protection at least equivalent to that required by the entity that furnished the information. (c) Information assigned a level of classification under predecessor Executive Orders shall remain classified at that level of classification, except as otherwise provided herein, i.e., the information is reclassified or declassified.
Title 6: Homeland Security
PART 7—CLASSIFIED NATIONAL SECURITY INFORMATION
Subpart B—Classified Information
§ 7.25 Identification and markings.