This regulation establishes a tolerance for residues of ethametsulfuron methyl (methyl 2- ((((4-ethoxy-6- (methylamino)-1,3,5- triazin-2-yl) amino) carbonyl) amino) sulfonyl) benzoate) in or on canola, crambe, and rapeseed. E.I. DuPont de Nemours and Company requested this tolerance under the Federal Food, Drug, and Cosmetic Act, as amended by the Food Quality Protection Act of 1996.