Site Feedback

Title 32

Displaying title 32, up to date as of 7/16/2026. Title 32 was last amended 7/16/2026.
eCFR Content

The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. It is not an official legal edition of the CFR.

Learn more about the eCFR, its status, and the editorial process.

Title 32National DefensePart / Section
Subtitle BOther Regulations Relating to National Defense1200 – 2899
Chapter XXIVOffice of Science and Technology Policy2400 – 2499
Part 2400Regulations to Implement E.O. 12356; Office of Science and Technology Policy Information Security Program2400.1 – 2400.46
Subpart AGeneral Provisions2400.1 – 2400.4
§ 2400.1Authority.
§ 2400.2Purpose.
§ 2400.3Applicability.
§ 2400.4Atomic Energy Material.
Subpart BOriginal Classification2400.5 – 2400.13
Subpart CDerivative Classification2400.14 – 2400.16
§ 2400.14Use of derivative classification.
§ 2400.15Classification guides.
§ 2400.16Derivative classification markings.
Subpart DDeclassification and Downgrading2400.17 – 2400.24
Subpart ESafeguarding2400.25 – 2400.33
Subpart FForeign Government Information2400.34 – 2400.38
§ 2400.34Classification.
§ 2400.35Duration of classification.
§ 2400.36Declassification.
§ 2400.37Mandatory review.
§ 2400.38Protection of foreign government information.
Subpart GSecurity Education2400.39
§ 2400.39Responsibility and objectives.
Subpart HOffice of Science and Technology Policy Information Security Program Management2400.40 – 2400.46