Regulations last checked for updates: Jul 11, 2026

Title 40 - Protection of Environment last revised: Aug 11, 2026
§ 180.731 - Epyrifenacil; tolerances for residues.

General. Tolerances are established for residues of the herbicide epyrifenacil, including its metabolites and degradates, in or on the commodities in the table below. Compliance with the tolerance levels specified below is to be determined by measuring only epyrifenacil, ethyl 2-[[3-[2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1(2H)-pyrimidinyl]-4-fluorophenoxy]-2-pyridinyl]oxy]acetate in or on the commodity.

Table 1 to § 180.731

Commodity Parts per million
Corn, field, forage0.005
Corn, field, grain0.005
Corn, field, stover0.005
Rapeseed, seed0.005
Soybean, forage0.005
Soybean, hay0.005
Soybean, seed0.005
Wheat, forage0.005
Wheat, grain0.005
Wheat, hay0.005
Wheat, straw0.005
[91 FR 39516, June 30, 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 180.731