7 U.S.C. § 149
Section, acts Jan. 31, 1942, ch. 31, 56 Stat. 40; Pub. L. 85–36, title I, § 110, , 71 Stat. 34; Pub. L. 97–461, § 3, , 96 Stat. 2524; Pub. L. 103–465, title IV, § 431(b), , 108 Stat. 4967, related to inspection, cleaning, and disinfection of vehicles and materials entering into the United States from Mexico.