40 CFR 180.439: Thifensulfuron methyl; tolerances for residues.

(a) General. Tolerances are established for residues of thifensulfuron methyl, including its metabolites and degradates, in or on the commodities listed in the following table [below]. Compliance with the tolerance levels specified in the following table [below] is to be determined by measuring only thifensulfuron methyl (methyl 3-[[[[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)amino]carbonyl]amino] sulfonyl]-2-thiophenecarboxylate).

Commodity Parts per million

Barley, grain 0.05

Barley, hay 0.8

Barley, straw 0.10

Canola, seed 0.02

Chicory, roots 0.01

Chicory, tops 0.01

Corn, field, forage 0.10

Corn, field, grain 0.05

Corn, field, stover 0.10

Cotton, gin byproducts 0.02

Cotton, undelinted seed 0.02

Flax, seed 0.02

Oat, forage 0.2

Oat, grain 0.05

Oat, hay 0.05

Oat, straw 0.10

Rice, grain 0.05

Sorghum, grain, forage 0.05

Sorghum, grain, grain 0.05

Sorghum, grain, stover 0.05

Soybean 0.10

Wheat, forage 2.5

Wheat, grain 0.05

Wheat, hay 0.7

Wheat, straw 0.10

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. Tolerances are established for residues of thifensulfuron methyl, including its metabolites and degradates, in or on the commodities listed in the following table [below]. Compliance with the tolerance levels specified in the following table [below] is to be determined by measuring only thifensulfuron methyl (methyl 3-[[[[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)amino]carbonyl]amino] sulfonyl]-2-thiophenecarboxylate).

Commodity Parts per million

Safflower, seed 0.05

(d) Indirect or inadvertent residues. [Reserved]