Designated billing office
Designated billing office means the office or person (governmental or nongovernmental) designated in the contract where the contractor first submits invoices and contract financing requests. The contract might designate different offices to receive invoices and contract financing requests. The designated billing office might be -
(1) The Government disbursing office;
(2) The contract administration office;
(3) The office accepting the supplies delivered or services performed by the contractor;
(4) The contract audit office; or
(5) A nongovernmental agent.