40 CFR 180.142: 2,4-D; tolerances for residues.

(a) General. Tolerances are established for residues of the herbicide, plant regulator, and fungicide 2,4-D, including its metabolites and degradates, in or on the commodities in the table below. Compliance with the tolerance levels is to be determined by measuring residues of 2,4-D (2,4-dichlorophenoxyacetic acid), both free and conjugated, determined as the acid, in or on the following commodities:

Table 1 to Paragraph (a)

Commodity Parts per million

Almond hulls 0.1

Asparagus 5.0

Barley, bran 4.0

Barley, grain 2.0

Barley, straw 50

Berry, group 13 0.2

Cattle, fat 0.3

Cattle, kidney 4.0

Cattle, meat 0.3

Cattle, meat byproducts, except kidney 0.3

Corn, field, forage 6.0

Corn, field, grain 0.05

Corn, field, stover 50

Corn, pop, grain 0.05

Corn, pop, stover 50

Corn, sweet, forage 6.0

Corn, sweet, kernel plus cob with husks removed 0.05

Corn, sweet, stover 50

Cotton, gin byproducts 1.5

Cotton, undelinted seed 0.08

Cranberry 0.5

Fish 0.1

Fruit, citrus, group 10 3.0

Fruit, pome, group 11 0.05

Fruit, stone, group 12 0.05

Goat, fat 0.3

Goat, kidney 4.0

Goat, meat 0.3

Goat, meat byproducts, except kidney 0.3

Grain, aspirated fractions 40

Grape 0.05

Grass, forage 360

Grass, hay 300

Hop, dried cones 0.2

Horse, fat 0.3

Horse, kidney 4.0

Horse, meat 0.3

Horse, meat byproducts, except kidney 0.3

Milk 0.05

Millet, forage 25

Millet, grain 2.0

Millet, straw 50

Nut, tree, group 14 0.2

Oat, forage 25

Oat, grain 2.0

Oat, straw 50

Pistachio 0.05

Potato 0.4

Rice, grain 0.5

Rice, hulls 2.0

Rye, bran 4.0

Rye, forage 25

Rye, grain 2.0

Rye, straw 50

Sesame, seed 0.05

Sheep, fat 0.3

Sheep, kidney 4.0

Sheep, meat 0.3

Sheep, meat byproducts, except kidney 0.3

Shellfish 1.0

Sorghum, grain, forage 0.2

Sorghum, grain, grain 0.2

Sorghum, grain, stover 0.2

Soybean, forage 0.02

Soybean, hay 2.0

Soybean, seed 0.02

Strawberry 0.05

Sugarcane, cane 0.05

Sugarcane, molasses 0.2

Teff, bran 4.0

Teff, forage 25.0

Teff, grain 2.0

Teff, straw 50.0

Vegetable, leaves of root and tuber, group 2 0.1

Vegetable, root and tuber, except potato, group 1 0.1

Wheat, bran 4.0

Wheat, forage 25

Wheat, grain 2.0

Wheat, straw 50

Wheatgrass, intermediate, bran 4

Wheatgrass, intermediate, forage 30

Wheatgrass, intermediate, grain 2

Wheatgrass, intermediate, straw 50

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. Tolerances with regional registration, as defined in § 180.1(l), are established for residues of the herbicide, plant regulator, and fungicide 2,4-D, including its metabolites and degradates, in or on the commodities in the table below. Compliance with the tolerance levels is to be determined by measuring residues of 2,4-D (2,4-dichlorophenoxyacetic acid), both free and conjugated, determined as the acid, in or on the follow commodities:

Commodity Parts per million

Rice, wild, grain 0.05

(d) Indirect or inadvertent residues. Tolerances are established for indirect or inadvertent residues of the herbicide, plant regulator, and fungicide 2,4-D, including its metabolites and degradates, in or on the commodities in the table below. Compliance with the tolerances levels is to be determined by measuring residues of 2,4-D (2,4-dichlorophenoxyacetic acid), both free and conjugated, determined as the acid, in or on the following commodities:

Commodity Parts per million

Animal feed, nongrass, group 18 0.2

Avocado 0.05

Dill, seed 0.05

Okra 0.05

Vegetable, brassica leafy, group 5 0.4

Vegetable, bulb, group 3 0.05

Vegetable, cucurbit, group 9 0.05

Vegetable, foliage of legume, group 7 0.2

Vegetable, fruiting, group 8 0.05

Vegetable, leafy, except brassica, group 4 0.4

Vegetable, legume, group 6 0.05