22 C.F.R. § 171.6 Archival records.
Title 22 - Foreign Relations
The Department ordinarily transfers records to the National Archives when they are 25 years old. Accordingly, requests for records 25 years old or older should be addressed to: Archives II, 8601 Adelphi Road, National Archives at College Park, MD 20470–6001.
Title 22: Foreign Relations
PART 171—AVAILABILITY OF INFORMATION AND RECORDS TO THE PUBLIC
Subpart A—General Policy and Procedures
§ 171.6 Archival records.