Federal Register #2026-13185

EPA Final Rule: Chlormequat Chloride Residue Tolerances for Food and Livestock Commodities

This EPA regulatory action establishes and modifies residue tolerances for chlormequat chloride in food and livestock commodities: - Government Buyer: - Environmental Protection Agency (EPA) - Office of Pesticide Programs, Registration Division - OEMs and Petitioners: - Taminco US LLC (subsidiary of Eastman Chemical Company) - Products/Commodities Affected: - Wheat (grain, hay, straw, bran, germ, forage) - Barley (grain, hay, straw, bran) - Oats (grain, hay, straw, forage) - Triticale - Livestock products (meat, meat byproducts, milk, eggs) from cattle, goats, sheep, horses, hogs, poultry - Tolerance Levels (ppm): - Wheat hay: 150 ppm - Wheat straw: 70 ppm - Barley hay: 150 ppm - Barley straw: 60 ppm - Oat hay: 150 ppm - Oat straw: 50 ppm - Meat byproducts (cattle, goats, sheep, horses): 1 ppm - Milk: 0.5 ppm - Eggs: 0.1 ppm - Hog meat/byproducts: 0.2/0.5 ppm (expire at end of period) - Unique/Notable Requirements: - Regulation harmonizes U.S. standards with Codex and Canadian definitions - Certain tolerances (e.g., for hog meat/byproducts) have expiration dates - EPA determined reasonable certainty of no harm from aggregate exposure, including to infants and children - No procurement of goods or services is requested; this is a regulatory action

Description

This regulation establishes and modifies tolerances for residues of chlormequat chloride, a plant growth regulator, in or on wheat, barley, oats, and secondary residues in meat, milk, poultry, and eggs. The tolerances are set to ensure safety under the Federal Food, Drug, and Cosmetic Act. The regulation is effective June 30, 2026, with objections and requests for hearings due by August 31, 2026. The Environmental Protection Agency is the procuring agency for this regulation.

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