Regulations last checked for updates: Oct 02, 2026

Title 40 - Protection of Environment last revised: Sep 29, 2026
§ 180.587 - Famoxadone; tolerance for residues.

(a) General. Tolerances are established for residues of the fungicide famoxadone, including its metabolites and degradates, in or on the commodities listed in Table 1 to Paragraph (a). Compliance with the tolerance levels specified in Table 1 to Paragraph (a) is to be determined by measuring only famoxadone (5-methyl-5-(4-phenoxyphenyl)-3-(phenylamino)-2,4-oxazolidinedione) in or on the commodity.

Table 1 to Paragraph (a)

Commodity Parts per million
Arugula25
Caneberry subgroup 13-07A10
Cattle, fat0.02
Cattle, liver0.05
Celtuce25
Cress, garden25
Cress, upland25
Fennel, florence, fresh leaves and stalk25
Goat, fat0.02
Goat, liver0.05
Grape, raisin 15
Hop, dried cone80
Horse, fat0.02
Horse, liver0.05
Leaf petiole vegetable subgroup 22B25
Leafy greens subgroup 4-16A, except spinach25
Milk, fat0.06
Onion, bulb, subgroup 3-07A0.45
Onion, green, subgroup 3-07B40
Potato0.02
Sheep, fat0.02
Sheep, liver0.05
Spinach50
Tomato1
Vegetable, cucurbit, group 90.3
Vegetable, fruiting, group 8-10, except tomato4

1 There are no U.S. registrations.

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. Tolerances with a regional registration as defined in § 180.1(l) are established for residues of the fungicide famoxadone, including its metabolites and degradates, in or on the commodities listed in Table 2 to Paragraph (c). Compliance with the tolerance levels specified in Table 2 to Paragraph (c) is to be determined by measuring only famoxadone (5-methyl-5-(4-phenoxyphenyl)-3-(phenylamino)-2,4-oxazolidinedione) in or on the commodity.

Table 2 to Paragraph (c)

Commodity Parts per million
Grape2.5

(d) Indirect or inadvertant residues. [Reserved]

[68 FR 39471, July 2, 2003, as amended at 72 FR 28881, May 23, 2007; 74 FR 9364, Mar. 4, 2009; 76 FR 34885, June 15, 2011; 91 FR 8088, Feb. 20, 2026]
authority: 21 U.S.C. 321(q), 346a and 371
source: 36 FR 22540, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 180.587