(1) Departments and agencies shall not claim reimbursement for administrative costs incident to acquisitions for NASA, unless agreed otherwise prior to the time the services are performed.

(2) When contracting or performing field service functions for NASA, departments and agencies—

(i) Will use their own methods, except when otherwise required by the terms of the agreement; and

(ii) Normally will use their own funds and will not cite NASA funds on any defense obligation or payment document.