Home › CFR › Title 32 › Part 270032 CFR Part 2700 — Security Information RegulationsSubpart A — Introduction§ 2700.1— References.§ 2700.2— Purpose.§ 2700.3— Applicability.Subpart B — Original Classification§ 2700.11— Basic policy.§ 2700.12— Criteria for and level of original classification.§ 2700.13— Duration of original classification.§ 2700.14— Challenges to classification.Subpart C — Derivative Classification§ 2700.21— Definition and application.§ 2700.22— Classification guides.Subpart D — Declassification and Downgrading§ 2700.31— Declassification authority.§ 2700.32— Declassification general.§ 2700.33— Mandatory review for declassification.§ 2700.34— Downgrading authority.Subpart E — Safeguarding§ 2700.41— General restrictions on access.§ 2700.42— Responsibility for safeguarding classified information.§ 2700.43— Reproduction controls.§ 2700.44— Administrative sanctions.Subpart F — Implementation and Review§ 2700.51— Information Security Oversight Committee.§ 2700.52— Classified Review Committee.