This regulation establishes a tolerance for combined residues of triflumizole, 1-(1-((4-chloro-2-(trifluoromethyl)phenyl)imino-2- propoxyethyl)-1H-imidazole, and its metabolites containing the 4- chloro-2-trifluoromethylaniline moiety, calculated as the parent compound in or on filberts. Interregional Research Project Number 4 (IR-4) requested this tolerance under the Federal Food, Drug, and Cosmetic Act (FFDCA), as amended by the Food Quality Protection Act of1996 (FQPA).