Section 91.43 - Payment of fees and charges(a) Fees and charges for services shall be paid by the applicant, by check or money order payable, to the "Agricultural Marketing Service, USDA" and sent to the office indicated on the bill.(b) Fees and charges for services under a cooperative agreement with a State or other AMS programs or other governmental agency will be paid in accordance with the terms of the cooperative agreement.(c) As necessary, the Deputy Administrator may require that fees shall be paid in advance of the performance of the requested service. Any fees paid in excess of the amount due shall be used to offset future billings, unless a request for a refund is made by applicant.58 FR 42415, Aug. 9, 1993, as amended at 65 FR 64315 , Oct. 26, 2000