Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
§ 180.479 - Halosulfuron-methyl; tolerances for residues.

(a) General. (1) Tolerances are established for residues of the herbicide halosulfuron-methyl, methyl 5-[(4,6-dimethoxy-2-pyrimidiny)amino] carbonylaminosulfonyl]-3-chloro-1-methyl-1H-pyrazole-4-carboxylate, including its metabolites and degradates, in or on the commodities in the following table. Compliance with the tolerance levels specified in the following table is to be determined by measuring only those halosulfuron-methyl residues containing the 3-chlorosulfonamide (3-CSA) moiety, expressed as the stoichiometric equivalent of halosulfuron-methyl, in or on the commodity.

Commodity Parts per million
Cattle, fat0.05
Cattle, meat0.05
Cattle, meat byproducts1.0
Goat, fat0.05
Goat, meat0.05
Goat, meat byproducts1.0
Hog, meat byproducts0.1
Horse, fat0.05
Horse, meat0.05
Horse, meat byproducts1.0
Milk0.05
Sheep, fat0.05
Sheep, meat0.05
Sheep, meat byproducts1.0

(2) Tolerances are established for residues of the herbicide halosulfuron-methyl, methyl 5-[(4,6-dimethoxy-2-pyrimidiny)amino]carbonylaminosulfonyl]-3-chloro-1-methyl-1H-pyrazole-4-carboxylate, including its metabolites and degradates, in or on the commodities in the following table. Compliance with the tolerance levels specified in the following table is to be determined by measuring only halosulfuron-methyl.

Commodity Parts per million
Alfalfa, forage1.0
Alfalfa, hay2.0
Almond, hulls0.2
Artichoke0.05
Asparagus0.8
Bean, dry, seed0.05
Bushberry, subgroup 13-07B0.05
Caneberry subgroup 13-07A0.05
Corn, field, forage0.2
Corn, field, grain0.05
Corn, field, stover0.8
Corn, pop, grain0.05
Corn, pop, stover0.8
Corn, sweet, forage0.2
Corn, sweet, kernel plus cob with husks removed0.05
Corn, sweet, stover0.8
Cotton, gin byproducts0.05
Cotton, undelinted seed0.05
Fruit, pome, group 11-100.05
Grass, forage, fodder, and hay, group 17, forage20
Grass, forage, fodder, and hay, group 17, hay0.5
Melon subgroup 9A0.1
Millet, proso, forage10
Millet, proso, grain0.01
Millet, proso, hay0.01
Millet, proso, straw0.01
Nut, tree, group 140.05
Okra0.05
Pea and bean, succulent shelled, subgroup 60.05
Pea and bean, succulent shelled, subgroup 6B0.05
Pistachio0.05
Rhubarb0.05
Rice, grain0.05
Sorghum, grain, forage0.05
Sorghum, grain, grain0.05
Sorghum, grain, stover0.1
Soybean, seed0.05
Squash/Cucumber subgroup 9B0.5
Sugarcane, cane0.05
Vegetable, fruiting, group 80.05
Vegetable, tuberous and corm, subgroup 1C0.05

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. Tolerances with regional registrations are established for residues of the herbicide halosulfuron-methyl, methyl 5-[(4,6-dimethoxy-2-pyrimidiny)amino]carbonylaminosulfonyl]-3-chloro-1-methyl-1H-pyrazole-4-carboxylate, including its metabolites and degradates, in or on the commodities in the following table. Compliance with the tolerance levels specified in the following table is to be determined by measuring only halosulfuron-methyl.

Commodity Parts per million
Fruit, small vine climbing, except fuzzy kiwifruit, subgroup 13-07F0.05

(d) Indirect or inadvertent residues. [Reserved]

[64 FR 25448, May 12, 1999, as amended at 65 FR 58433, Sept. 29, 2000; 66 FR 66340, Dec. 26, 2001; 66 FR 66786, Dec. 27, 2001; 67 FR 45649, July 10, 2002; 67 FR 59192, Sept. 20, 2002; 70 FR 51622, Aug. 31, 2005; 72 FR 8927, Feb. 28, 2007; 74 FR 48401, Sept. 23, 2009; 75 FR 46853, Aug. 4, 2010; 76 FR 34886, June 15, 2011; 77 FR 71561, Dec. 3, 2012; 78 FR 53051, Aug. 28, 2013; 80 FR 55773, Sept. 17, 2015; 80 FR 72599, Nov. 20, 2015]
authority: 21 U.S.C. 321(q), 346a and 371
source: 36 FR 22540, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 180.479