41 CFR § 102-118.470
Are there statutory time limits for a TSP on filing an administrative claim with the GSA Audit Division?
June 9, 2020
Yes, an administrative claim must be received by the GSA Audit Division or its designee (the agency where the claim arose) within 3 years beginning the day after the latest of the following dates (except in time of war):
(a) Accrual of the cause of action;
(b) Payment of charges for the transportation involved;
(c) Subsequent refund for overpayment of those charges; or
(d) Deductions made to a TSP claim by the Government under 31 U.S.C. 3726.