Part 7 — Classified National Security Information

• § 7.1— Purpose.
• § 7.2— Scope.
• § 7.3— Definitions.

Subpart A — Administration

• § 7.10— Authority of the DHS Chief Security Officer.
• § 7.11— Components' responsibilities.
• § 7.12— Violations of classified information requirements.
• § 7.13— Judicial proceedings.

Subpart B — Classified Information

• § 7.20— Classification and declassification authority.
• § 7.21— Classification of information, limitations.
• § 7.22— Classification pending review.
• § 7.23— Emergency release of classified information.
• § 7.24— Duration of classification.
• § 7.25— Identification and markings.
• § 7.26— Derivative classification.
• § 7.27— Declassification and downgrading.
• § 7.28— Automatic declassification.
• § 7.29— National Declassification Center.
• § 7.30— Documents of permanent historical value.
• § 7.31— Classification challenges.
• § 7.32— Mandatory declassification review.