Regulations last checked for updates: Oct 02, 2026

Title 40 - Protection of Environment last revised: Sep 29, 2026
§ 180.401 - Thiobencarb; tolerances for residues.

(a) General. Tolerances are established for residues of the herbicide thiobencarb, including its metabolites and degradates, in or on the commodities in table 1 to this paragraph (a). Compliance with the tolerance levels specified in table 1 to this paragraph (a) is to be determined by measuring only the sum of thiobencarb and its metabolites containing the chlorobenzyl or chlorophenyl moieties, calculated as the stoichiometric equivalent of thiobencarb, in or on the commodity.

Table 1 to Paragraph (a)

Commodity Part per million
Cattle, fat0.2
Cattle, meat byproducts0.2
Cattle, meat0.2
Celery 10.2
Egg0.2
Endive 10.2
Goat, fat0.2
Goat, meat byproducts0.2
Goat, meat0.2
Hog, fat0.2
Hog, meat byproducts0.2
Hog, meat0.2
Horse, fat0.2
Horse, meat byproducts0.2
Horse, meat0.2
Lettuce, head 10.2
Lettuce, leaf 10.2
Milk0.05
Poultry, fat0.2
Poultry, meat byproducts0.2
Poultry, meat0.2
Rice, grain0.2
Sheep, fat0.2
Sheep, meat byproducts0.2
Sheep, meat0.2

1 There are no U.S. registrations for this commodity.

(b) Section 18 emergency exemptions. [Reserved]

(c) [Reserved]

(d) Indirect or inadvertent residues. [Reserved]

[47 FR 6833, Feb. 17, 1982, as amended at 56 FR 2440, Jan. 23, 1991; 76 FR 34885, June 15, 2011; 80 FR 72599, Nov. 20, 2015; 91 FR 21389, Apr. 22, 2026]
authority: 21 U.S.C. 321(q), 346a and 371
source: 36 FR 22540, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 180.401