(a) NSF will promptly refund to an employee any amounts deducted to satisfy debts owed to NSF when the debt is waived, found not owed to NSF, or when directed by an administrative or judicial order.

(b) Another creditor agency will promptly return to NSF any amounts deducted by NSF to satisfy debts owed to the creditor agency when the debt is waived, found not owed, or when directed by an administrative or judicial order.

(c) Unless required by law, refunds under this section shall not bear interest.