40 CFR § 180.301 - Carboxin; tolerances for residues.

---
identifier: "/us/cfr/t40/s180.301"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 180.301 - Carboxin; tolerances for residues."
title_number: 40
title_name: "Protection of Environment"
section_number: "180.301"
section_name: "Carboxin; 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"
---


# 180.301 Carboxin; tolerances for residues.

(a) *General.* Tolerances are established for the combined residues of the fungicide carboxin (5,6-dihydro-2-methyl-1,4-oxathiin-3-carboxanilide) and its metabolites determined as aniline and expressed as parent compound, in or on food commodities as follows:

| Commodity | Parts per million |
| --- | --- |
| Barley, grain | 0.2 |
| Barley, straw | 0.2 |
| Bean, dry, seed | 0.2 |
| Bean, succulent | 0.2 |
| Canola, seed | 0.03 |
| Cattle, fat | 0.05 |
| Cattle, meat byproducts | 0.1 |
| Cattle, meat | 0.05 |
| Corn, field, forage | 0.2 |
| Corn, field, grain | 0.2 |
| Corn, field, stover | 0.2 |
| Corn, pop, grain | 0.2 |
| Corn, pop, stover | 0.2 |
| Corn, sweet, forage | 0.2 |
| Corn, sweet, kernel plus cob with husks removed | 0.2 |
| Corn, sweet, stover | 0.2 |
| Cotton, undelinted seed | 0.2 |
| Egg | 0.05 |
| Goat, fat | 0.05 |
| Goat, meat byproducts | 0.1 |
| Goat, meat | 0.05 |
| Hog, fat | 0.05 |
| Hog, meat byproducts | 0.1 |
| Hog, meat | 0.05 |
| Horse, fat | 0.05 |
| Horse, meat byproducts | 0.1 |
| Horse, meat | 0.05 |
| Milk | 0.05 |
| Oat, forage | 0.5 |
| Oat, grain | 0.2 |
| Oat, straw | 0.2 |
| Onion, bulb | 0.2 |
| Peanut | 0.2 |
| Peanut, hay | 0.2 |
| Poultry, fat | 0.1 |
| Poultry, meat byproducts | 0.1 |
| Poultry, meat | 0.1 |
| Rice, grain | 0.2 |
| Safflower, seed | 0.2 |
| Sheep, fat | 0.05 |
| Sheep, meat byproducts | 0.1 |
| Sheep, meat | 0.05 |
| Soybean, seed | 0.2 |
| Wheat, forage | 0.5 |
| Wheat, grain | 0.2 |
| Wheat, straw | 0.2 |

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

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

(d) *Indirect or inadvertent residues.* [Reserved]

[47 FR 55222, Dec. 8, 1982, as amended at 50 FR 81, Jan. 2, 1985; 62 FR 4915, Feb. 3, 1997; 63 FR 4586, Jan. 30, 1998; 64 FR 11801, Mar. 10, 1999; 66 FR 9773, Feb. 12, 2001; 66 FR 64773, Dec. 14, 2001; 67 FR 40218, June 12, 2002; 67 FR 72853, Dec. 9, 2002; 71 FR 56383, Sept. 27, 2006; 80 FR 72598, Nov. 20, 2015]