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 (2,4-dichlorophenoxyacetic acid), both free and conjugated, determined as the acid, in or on the following food commodities:
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
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
Millet, forage 25
Millet, grain 2.0
Millet, straw 50
Milk 0.05
Code of Federal Regulations 455
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
Rice, straw 10
Rye, bran 4.0
Rye, forage 25
Rye, grain 2.0
Rye, straw 50
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
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
(b) 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 (2,4-dichlorophenoxyacetic acid), both free and conjugated, determined as the acid, in or on the following food 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 (2,4-dichlorophenoxyacetic acid), both free and conjugated, determined as the acid, in or on the following food commodities:
Commodity Parts per million
Animal feed, nongrass, group 18 0.2
Avocado 0.05
Cotton, undelinted seed 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

Code of Federal Regulations

[72 FR 52017, Sept. 12, 2007, as amended at 73 FR 53737, Sept. 17, 2008; 74 FR 48411, Sept. 23, 2009]