[Code of Federal Regulations]
[Title 40, Volume 22]
[Revised as of July 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR180.447]

[Page 457-458]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 180_TOLERANCES AND EXEMPTIONS FROM TOLERANCES FOR PESTICIDE CHEMICALS 
IN FOOD--Table of Contents
 
                      Subpart C_Specific Tolerances
 
Sec. 180.447  Imazethapyr; tolerances for residues.

    (a) General. (1) Tolerances are established for residues of the 
herbicide imazethapyr, 2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo- 
1H-imidazol-2-yl]-5-ethyl-3-pyridine carboxylic acid, applied as its 
acid or ammonium salt, in or on the following raw agricultural 
commodities:

------------------------------------------------------------------------
                                                               Parts per
                          Commodity                             million
------------------------------------------------------------------------
Canola, seed\1\.............................................        0.10
Soybeans....................................................        0.1
Vegetable, legume, group 6..................................        0.1
------------------------------------------------------------------------
1 There are no U.S. registrations for canola as of March 21, 2003.

    (2) Tolerances are established for the sum of the residues of the 
herbicide imazethapyr, 2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo- 
1H-imidazol-2-yl]-5-ethyl-3-pyridine carboxylic acid; its metabolite CL 
288511, 2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-
yl]-5-(1-hydroxyethyl)-3-pyridine carboxylic acid; and its metabolite CL 
182704, 5-[1-(beta-D-glucopyranosyloxy)ethyl]-2-[4,5-dihydro-4-methyl-4-
(1-methylethyl)-5-oxo-1H-imidazol-2-yl]-3-pyridinecarboxylic acid, 
applied as its acid or ammonium salt, in or on the following 
commodities:

[[Page 458]]



------------------------------------------------------------------------
                                                               Parts per
                          Commodity                             million
------------------------------------------------------------------------
Alfalfa, seed...............................................        0.15
Alfalfa, seed screening.....................................        0.15
Animal feed, nongrass, group, forage........................        3.0
Animal feed, nongrass, group, hay...........................        5.5
Peanut......................................................        0.1
Rice, bran..................................................        1.2
Rice, grain.................................................        0.20
Rice, straw.................................................        0.15
------------------------------------------------------------------------

    (3) A tolerance is established for the sum of residues of the 
herbicide imazethapyr, 2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo- 
1H-imidazol-2-yl]-5-ethyl-3-pyridine carboxylic acid, and its metabolite 
CL 288511, 2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5- oxo-1H-imidazol-
2-yl]-5-(1-hydroxyethyl)-3-pyridine carboxylic acid, applied as its acid 
or ammonium salt, in or on the following commodities:

------------------------------------------------------------------------
                                                               Parts per
                          Commodity                             million
------------------------------------------------------------------------
Cattle, meat byproducts.....................................        0.10
Corn, field, forage.........................................        0.1
Corn, field, grain..........................................        0.1
Corn, field, stover.........................................        0.1
Crayfish....................................................        0.10
Goat, meat byproducts.......................................        0.10
Hog, meat byproducts........................................        0.10
Horse, meat byproducts......................................        0.10
Sheep, meat byproducts......................................        0.10
------------------------------------------------------------------------

    (b) Section 18 emergency exemptions. [Reserved]
    (c) Tolerances with regional registrations. Tolerances with regional 
registration, as defined in Sec. 180.1(n) of this chapter, are 
established for the sum of residues of the herbicide imazethapyr, 2- 
[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl]-5-ethyl- 
3-pyridine carboxylic acid, as its ammonium salt, and its metabolite, 2- 
[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl]-5-(1- 
hydroxyethyl)-3-pyridine carboxylic acid, both free and conjugated, 
applied as its acid or ammonium salt, in or on the following raw 
agricultural commodities:

------------------------------------------------------------------------
                                                               Parts per
                          Commodity                             million
------------------------------------------------------------------------
Endive (escorole)...........................................        0.1
Lettuce, head...............................................        0.1
Lettuce, leaf...............................................        0.1
------------------------------------------------------------------------

    (d) Indirect or inadvertent residues. [Reserved]

[67 FR 55331, Aug. 29, 2002, as amended at 68 FR 13849, Mar. 21, 2003]