179.215—Refunds.
(a)
The Office shall promptly refund any amounts deducted under the authority of 5 U.S.C. 5514 when:
(1)
The debt is waived or otherwise found not to be owing the United States (unless expressly prohibited by statute or regulation); or
(b)
Unless required or permitted by law or contract, refunds under this subsection shall not bear interest.