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Classified Information | Midpage
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Code of Federal Regulations
Title 28
Chapter I
Part 17
Subpart B
Classified Information
17.21
Classification and declassification authority.
17.22
Classification of information; limitations.
17.23
Emergency classification requests.
17.24
Duration of classification.
17.25
Identification and markings.
17.26
Derivative classification.
17.27
Declassification and downgrading.
17.28
Automatic declassification.
17.29
Documents of permanent historical value.
17.30
Classification challenges.
17.31
Mandatory review for declassification requests.
17.32
Notification of classification changes.