7 C.F.R. § 1219.41 – Compensation and expenses.

(a) The members and alternates of the Board and committee members shall serve without compensation but shall be reimbursed for reasonable out-of-pocket expenses, as approved by the Board, incurred by them in the performance of their duties.
(b) The Board shall have in place sufficient internal controls to prevent reimbursements or expenditures for unreasonable or otherwise controversial travel and meeting expenses.