(a) General. Tolerances are established for residues of the herbicide 4-(2,4-dichlorophenoxy) butyric acid (2,4-DB), both free and conjugated, determined as the acid, in or on food commodities, as follows:

Commodity Parts per million
Alfalfa, forage0.7
Alfalfa, hay2.0
Cattle, meat byproducts0.05
Clover, forage0.2
Clover, hay0.2
Goat, meat byproducts0.05
Hog, meat byproducts0.05
Horse, meat byproducts0.05
Peanut0.2
Peppermint, tops0.2
Sheep, meat byproducts0.05
Soybean, forage0.7
Soybean, hay2.0
Soybean, seed0.5
Spearmint, tops0.2
Trefoil, forage0.7
Trefoil, hay2.0

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. [Reserved]

(d) Indirect or inadvertent residues. [Reserved]

[73 FR 54961, Sept. 24, 2008, as amended at 74 FR 46374, Sept. 9, 2009]