Section 11.13 - Non-centralized offset(a) When offset under §11.12 of this part is not available or appropriate, the Department may collect past-due, legally enforceable debts through non-centralized administrative offset. See 31 CFR 901.3(c) . In these cases, the Department may offset a payment internally or make an offset request directly to a Federal payment agency.(b) At least 30 days before offsetting a payment internally or requesting a Federal payment agency to offset a payment, the Department will send notice to the debtor in accordance with the requirements of 31 U.S.C. 3716(a) . When referring a debt for offset under this paragraph (b), the Department will certify, in writing, that the debt is valid, delinquent, legally enforceable, and that there are no legal bars to collection by offset. In addition, the Department will certify its compliance with these regulations concerning administrative offset. See 31 CFR 901.3(c)(2)(ii) .