{"data":{"id":"us/40-cfr-180.390","jurisdiction":"us","citation":"40 CFR 180.390","heading":"Tebuthiuron; tolerances for residues.","body":"(a) General. (1) Tolerances are established for the combined residues of the herbicide tebuthiuron (N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N,N'-dimethylurea) and its metabolites N-(5-(2-hydroxy-1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N,N'-dimethylurea, N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N-methylurea, and N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N'-hydroxymethyl-N-methylurea in or on the following raw agricultural commodities:\nCommodity Parts per million\nGrass, forage 10.0\nGrass, hay 10.0\n(2) Tolerances are established for the combined residues of the herbicide tebuthiuron (N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N,N'-dimethylurea) and its metabolites N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N-methylurea, N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)urea, 2-dimethylethyl-5-amino-1,3,4-thiadiazole, and N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N'-hydroxymethyl-N-methylurea in or on the following raw agricultural commodities:\nCommodity Parts per million\nCattle, fat 1.0\nCattle, meat 1.0\nCattle, meat byproducts 5.0\nGoat, fat 1.0\nGoat, meat 1.0\nGoat, meat byproducts 5.0\nHorse, fat 1.0\nHorse, meat 1.0\nHorse, meat byproducts 5.0\nSheep, fat 1.0\nSheep, meat 1.0\nSheep, meat byproducts 5.0\n(3) A tolerance is established for the combined residues of the herbicide tebuthiuron (N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N,N'-dimethylurea) and its metabolites N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N-methylurea, N-(5-(2-hydroxy-1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N-methylurea, N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)urea, N-(5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N'-hydroxymethyl-N-methylurea, and N-(5-(2-hydroxy-1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl)-N'-hydroxymethyl-N-methylurea in or on the following raw agricultural commodities:\nCommodity Parts per million\nMilk 0.8\n(b) Section 18 emergency exemptions. [Reserved]\n(c) Tolerances with regional registrations. [Reserved]\n(d) Indirect or inadvertent residues. [Reserved]","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER E—PESTICIDE PROGRAMS","PART 180—TOLERANCES AND EXEMPTIONS FOR PESTICIDE CHEMICAL RESIDUES IN FOOD","Subpart C—Specific Tolerances"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"a6218468e6c46057d9fea865baf5ab2fe816e8e19c2629f8269887d71c086d13","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-180.388-180.389","next":"us/40-cfr-180.395"},"notice":"GroundRules: Original legal text. Not legal advice."}