This regulation establishes tolerances for residues of tribenuron methyl in or on corn, field, forage; corn, field, grain; corn, field, stover; rice, grain; rice, straw; sorghum, forage; sorghum, grain, grain; sorghum, grain, stover; soybean, seed; and sunflower, seed. E.I. DuPont de Nemours and Company, Inc. requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA), as amended by the Food Quality Protection Act of 1996 (FQPA).