This regulation establishes an exemption from the requirement of a tolerance for residues of sorbitan, mono-9-octadecenoate, poly(oxy-1,2-ethanediyl) derivs., (Z)- (CAS Reg. No 9005-65-6) (also known as "sorbitan monooleate ethylene oxide adduct" and as "polysorbate 80") when used as an inert ingredient in antimicrobial formulations for use on food-contact surfaces in public eating places, dairy-processing equipment, and food-processing equipment and utensils. Exponent, on behalf of Ecolab, Inc. submitted a petition to EPA under the Federal Food, Drug, and Cosmetic Act (FFDCA), requesting the establishment of an exemption from the requirement of a tolerance. This regulation eliminates the need to establish a maximum permissible level for residues of sorbitan monooleate ethylene oxide adduct.