46 C.F.R. § 505.7
(b) Requests for offset to other Federal agencies. The Chairman or his or her designee may request that funds due and payable to a debtor by another Federal agency be administratively offset in order to collect a debt owed to the Commission by that debtor. In requesting administrative offset, the Commission, as creditor, will certify in writing to the Federal agency holding funds of the debtor:
(c) Requests for offset from other Federal agencies. Any Federal agency may request that funds due and payable to its debtor by the Commission be administratively offset in order to collect a debt owed to such Federal agency by the debtor. The Commission shall initiate the requested offset only upon:
(1) Receipt of written certification from the creditor agency: