Under such regulations as may be prescribed by the Secretary of Agriculture, funds available to the Department of Agriculture may be used for the payment of transportation expenses and per diem in lieu of subsistence expenses, in accordance with subchapter I of chapter 57 of title 5, for travel between places of recruitment and duty, and while at places of duty, of persons appointed for temporary or seasonal services in inspection, classing or grading agricultural commodities.
(Aug. 3, 1956, ch. 950, § 12, 70 Stat. 1034.)