18 CFR Part 3a — National Security Information
- § 3a.1— Purpose.
- § 3a.2— Authority.
- § 3a.11— Classification of official information.
- § 3a.12— Authority to classify official information.
- § 3a.13— Classification responsibility and procedure.
- § 3a.21— Authority to downgrade and declassify.
- § 3a.22— Declassification and downgrading.
- § 3a.23— Review of classified material for declassification purposes.
- § 3a.31— Classification markings and special notations.
- § 3a.41— Access requirements.
- § 3a.51— Designation of security officers.
- § 3a.61— Storage and custody of classified information.
- § 3a.71— Accountability for classified material.
- § 3a.81— Transmittal of classified material.
- § 3a.91— Data index system.