This regulation revises a tolerance for combined residues of spiromesifen in or on vegetables, fruiting, group 8 and establishes tolerances for inadvertent or indirect combined residues in or on oat (grain, forage, hay, straw). Interregional Research Project No. 4 (IR- 4) and Bayer CropScience (respectively) requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA), as amended by the Food Quality Protection Act of 1996 (FQPA).