Agencies referring delinquent debts to Treasury for collection via cross-servicing must certify, in writing, that:

(a) The debts being transferred are valid and legally enforceable;

(b) There are no legal bars to collection; and

(c) The agency has complied with all prerequisites to a particular collection action under the laws, regulations or policies applicable to the agency, unless the agency and Treasury agree that Treasury will do so on behalf of the agency.