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Code of Federal Regulations

Subpart B

Classified Information

7.20Classification and declassification authority.7.21Classification of information, limitations.7.22Classification pending review.7.23Emergency release of classified information.7.24Duration of classification.7.25Identification and markings.7.26Derivative classification.7.27Declassification and downgrading.7.28Automatic declassification.7.29National Declassification Center.7.30Documents of permanent historical value.7.31Classification challenges.7.32Mandatory declassification review.