5 CFR § 2418.18
Will the FLRA issue a refund if money is erroneously collected on a debt?
November 4, 2020
The FLRA shall promptly refund to a debtor any amount collected on an FLRA debt when the debt is waived or otherwise found not to be owed to the United States, or as otherwise required by law. Refunds under this part shall not bear interest unless required by law.