(a) The Board must preserve all correspondence pertaining to the requests that it receives as well as copies of all requested records, until disposition or destruction is authorized by the Board's General Records Schedule of the National Archives and Records Administration (NARA) or other NARA-approved records retention schedule.

(b) Materials that are identified as responsive to a FOIA request will not be disposed of or destroyed while the request or a related appeal of lawsuit is pending. This is true even if they would otherwise be authorized for disposition under the Board's General Records Schedule of NARA or other NARA-approved records schedule.