29 C.F.R. § 1650.117 Refunds.
Title 29 - Labor
Amounts paid, or deducted by salary offset, by an employee for a debt that is waived or otherwise not found owing to the United States will be promptly refunded to the employee. Refunds do not bear interest unless required or permitted by law or contract.
Title 29: Labor
PART 1650—DEBT COLLECTION
Subpart A—Procedures for the Collection of Debts by Salary Offset
§ 1650.117 Refunds.
