This regulation establishes an exemption from the requirement of a tolerance for residues of the biochemical pesticide 1-triacontanol (TA) in or on all food commodities when used in accordance with label directions and good agricultural practices. CH Biotech R&D, Co., LTD submitted a petition to EPA under the Federal Food, Drug, and Cosmetic Act (FFDCA), requesting an exemption from the requirement of a tolerance. This regulation eliminates the need to establish a maximum permissible level for residues of TA in or on all food commodities when used in accordance with label directions and good agricultural practices.