---
kind: "section"
citation: "40 C.F.R. § 180.403"
title: "40"
number: "180.403"
heading: "Thidiazuron; tolerances for residues."
url: "https://uscodex.org/cfr/40/180.403"
---

# §180.403. Thidiazuron; tolerances for residues.

- (a) **General.** Tolerances are established for the combined residues of the defoliant thidiazuron (N-phenyl-N-1,2,3-thiadiazol-5-ylurea) and its aniline containing metabolites in or on the following food commodities:
- (b) **Section 18 emergency exemptions.** [Reserved]
- (c) **Tolerances with regional registrations.** [Reserved]
- (d) **Indirect or inadvertent residues.** [Reserved]

## Notes

### Amendments

[65 FR 33700, May 24, 2000, as amended at 72 FR 53462, Sept. 19, 2007]

### Authority

Authority: 21 U.S.C. 321(q), 346a and 371.

### Source

Source: 36 FR 22540, Nov. 25, 1971, unless otherwise noted.

### Amendments

[65 FR 33700, May 24, 2000, as amended at 72 FR 53462, Sept. 19, 2007]