(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:
| 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 |
| Millet, forage | 25 |
| Millet, grain | 2.0 |
| Millet, straw | 50 |
| Milk | 0.05 |
| 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 |
| 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 |
(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 |
[72 FR 52017, Sept. 12, 2007, as amended at 73 FR 53737, Sept. 17, 2008; 74 FR 48411, Sept. 23, 2009; 76 FR 55817, Sept. 9, 2011; 80 FR 72597, Nov. 20, 2015; 82 FR 9529, Feb. 7, 2017]
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