This regulation establishes tolerances for residues of cyazofamid in or on Brassica, head and stem, subgroup 5A; Brassica, leafy greens, subgroup 5B; turnip, greens; spinach; and hop, dried cones. Interregional Research Project Number 4 (IR-4) requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA).