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Title 32

Displaying title 32, up to date as of 7/13/2026. Title 32 was last amended 7/09/2026.
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Title 32National DefensePart / Section
Subtitle ADepartment of Defense1 – 999
Chapter IOffice of the Secretary of Defense1 – 339
Subchapter DPersonnel, Military and Civilian44 – 148
Part 147Adjudicative Guidelines for Determining Eligibility for Access to Classified Information147.1 – 147.33
Subpart AAdjudication147.1 – 147.15
Subpart BInvestigative Standards147.18 – 147.24
§ 147.18Introduction.
§ 147.19The three standards.
§ 147.20Exception to periods of coverage.
§ 147.21Expanding investigations.
§ 147.22Transferability.
§ 147.23Breaks in service.
§ 147.24The national agency check.
Attachment A to Subpart B of Part 147
Standard A—National Agency Check With Local Agency Checks and Credit Check (NACLC)
Attachment B to Subpart B of Part 147
Standard B—Single Scope Background Investigation (SSBI)
Attachment C to Subpart B of Part 147
Standard C—Single Scope Background Investigation Periodic Reinvestigation (SSBI-PR)
Attachment D to Subpart B of Part 147
Decision Tables
Subpart CGuidelines for Temporary Access147.28 – 147.33
§ 147.28Introduction.
§ 147.29Temporary eligibility for access.
§ 147.30Temporary eligibility for access at the confidential and secret levels and temporary eligibility for “L” access authorization.
§ 147.31Temporary eligibility for access at the top secret levels and temporary eligibility for “Q” access authorization: For someone who is the subject of a favorable investigation not meeting the investigative standards for access at those levels.
§ 147.32Temporary eligibility for access at the top secret and SCI levels and temporary eligibility for “Q” access authorization: For someone who is not the subject of a current, favorable personnel or personnel-security investigation of any kind.
§ 147.33Additional requirements by agencies.