CFR > Title 32 - National Defense > SUBTITLE B—Other Regulations Relating to National Defense > CHAPTER XXIV—OFFICE OF SCIENCE AND TECHNOLOGY POLICY (parts 2400 to 2400) > PART 2400—REGULATIONS TO IMPLEMENT E.O. 12356; OFFICE OF SCIENCE AND TECHNOLOGY POLICY INFORMATION SECURITY PROGRAM > SUBPART D—Declassification and Downgrading (§2400.17 to §2400.24) > 2400.24—Downgrading.

2400.24—Downgrading.

(a) When it will serve a useful purpose, original classification authorities may, at the time of original classification, specify that downgrading of the assigned classification will occur on a specified date or upon the occurrence of a stated event.
(b) Classified information marked for automatic downgrading is downgraded accordingly without notification to holders.
(c) Classified information not marked for automatic downgrading may be assigned a lower classification designation by the originator or by an official authorized to declassify the same information. Prompt notice of such downgrading shall be provided to known holders of the information.