# Pyriofenone; Pesticide Tolerances
> **Rule** · Final rule. · Published 2026-01-14 · Effective 2026-01-14 · 91 FR 1392
## Document
- **Document number:** 2026-00628
- **Category:** pesticide
- **Federal Register citation:** 91 FR 1392
- **CFR reference:** 40 CFR 180
- **Publication date:** 2026-01-14
- **Effective date:** 2026-01-14
- **EPA docket:** EPA-HQ-OPP-2024-0239
## Abstract

This regulation establishes tolerances for residues of pyriofenone in or on apple; apple, wet pomace; berry, low growing, subgroup 13-07G (except cranberry); and cherry subgroup 12-12A. ISK Biosciences Corporation requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2026/01/14/2026-00628/pyriofenone-pesticide-tolerances)
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