Permanent Historical Value
32 CFR § 2001.92(o): Definitions [32 CFR CHAPTER XX—INFORMATION SECURITY OVERSIGHT OFFICE, NATIONAL ARCHIVES AND RECORDS ADMINISTRATION: 32 CFR PART 2001—CLASSIFIED NATIONAL SECURITY INFORMATION]
(o) Permanently valuable information or permanent historical value
refers to information contained in:
(1) Records that have been accessioned by the National Archives;
(2) Records that have been scheduled as permanent under a records disposition schedule approved by the National Archives; and
(3) Presidential historical materials, presidential records or donated historical materials located in the National Archives, a presidential library, or any other approved repository.