# Hexythiazox; Pesticide Tolerances
> **Rule** · Final rule. · Published 2026-02-13 · Effective 2026-02-13 · 91 FR 6781
## Document
- **Document number:** 2026-02916
- **Category:** pesticide
- **Federal Register citation:** 91 FR 6781
- **CFR reference:** 40 CFR 180
- **Publication date:** 2026-02-13
- **Effective date:** 2026-02-13
- **EPA docket:** EPA-HQ-OPP-2024-0322
## Abstract

This regulation establishes a tolerance for residues of the insecticide hexythiazox and its metabolites in or on lemon/lime, subgroup 10-10B at 0.6 parts per million (ppm). This regulation also establishes separate regional tolerances for grapefruit, subgroup 10- 10C (CA, AZ, TX only) at 0.5 ppm and orange, subgroup 10-10A (CA, AZ, TX only) at 0.5 ppm. Under the Federal Food, Drug, and Cosmetic Act (FFDCA), Gowan Company submitted a petition to EPA requesting that EPA establish a maximum permissible level for residues of this pesticide.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2026/02/13/2026-02916/hexythiazox-pesticide-tolerances)
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