40 CFR § 180.229 - Fluometuron; tolerances for residues.

---
identifier: "/us/cfr/t40/s180.229"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 180.229 - Fluometuron; tolerances for residues."
title_number: 40
title_name: "Protection of Environment"
section_number: "180.229"
section_name: "Fluometuron; tolerances for residues."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "E"
subchapter_name: "PESTICIDE PROGRAMS"
part_number: "180"
part_name: "TOLERANCES AND EXEMPTIONS FOR PESTICIDE CHEMICAL RESIDUES IN FOOD"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 321(q), 346a and 371."
regulatory_source: "36 FR 22540, Nov. 25, 1971, unless otherwise noted."
cfr_part: "180"
---


# 180.229 Fluometuron; tolerances for residues.

(a) *General.* (1) Tolerances are established for the combined residues of the herbicide fluometuron, *N*, *N*-dimethyl-*N*'-[3-(trifluoromethyl)phenyl]urea, and its metabolite, trifluoromethylaniline (TFMA) determined as TFMA, in or on the following food commodities:

| Commodity | Parts per million |
| --- | --- |
| Cotton, gin byproducts | 3.5 |
| Cotton, undelinted seed | 1.0 |

(2) Tolerances are established for the combined residues of the herbicide fluometuron, *N*,*N*-dimethyl-*N*'-[3-(trifluoromethyl)phenyl]urea, and its metabolites determined as TFMA and the hydroxylated metabolites: CGA-236431, 1-(4-hydroxy-3-trifluoromethylphenyl)urea; CGA-236432, 1-methyl-3-(4-hydroxy-3-trifluoromethylphenyl)urea; and CGA-13211, 1,1-dimethyl-3-(4-hydroxy-3-trifluoromethylphenyl)urea, in or on the following food commodities:

| Commodity | Parts per million |
| --- | --- |
| Cattle, meat byproducts | 0.1 |
| Egg | 0.1 |
| Goat, meat byproducts | 0.1 |
| Hog, meat byproducts | 0.1 |
| Horse, meat byproducts | 0.1 |
| Milk | 0.02 |
| Poultry, fat | 0.1 |
| Poultry, meat | 0.1 |
| Poultry, meat byproducts | 0.1 |
| Sheep, meat byproducts | 0.1 |

(b) *Section 18 emergency exemptions.* [Reserved]

(c) *Tolerances with regional registrations.* [Reserved]

(d) *Indirect or inadvertent residues.* Tolerances are established for the combined residues of the herbicide fluometuron, *N*, *N*-dimethyl-*N*'-[3-(trifluoromethyl)phenyl]urea, and its metabolite, trifluoromethylaniline (TFMA) determined as TFMA, in or on the following food commodities.

| Commodity | Parts per million |
| --- | --- |
| Grain, cereal, forage, fodder, and straw group 16, forage | 3.0 |
| Grain, cereal, forage, fodder, and straw, group 16, stover | 6.0 |
| Grain, cereal, group 15 | 0.5 |
| Peanut | 0.1 |
| Peanut, hay | 4.0 |
| Peanut, meal | 0.2 |
| Soybean, forage | 3.0 |
| Soybean, hay | 3.0 |
| Soybean, seed | 2.0 |
| Rice, hulls | 1.0 |
| Wheat, milled byproducts | 1.0 |

[73 FR 52613, Sept. 10, 2008]