36 CFR 1226.16 - Does NARA ever withdraw disposition authority?
(a) When required to ensure the preservation of Government records, or when required by an emergency, or to maintain efficiency of Government operations, NARA will withdraw disposal authorizations in approved schedules ( 44 U.S.C. 2909). This withdrawal may apply to particular items on agency schedules or may apply to all existing authorizations for a specified type of record in any or all agencies.
(b) To both impose and rescind the withdrawal, NARA will notify the affected agency or agencies in writing, either by letter or NARA bulletin.