# Pyriofenone; Pesticide Tolerances
> **Rule** · Final rule. · Published 2021-04-05 · Effective 2021-04-05 · 86 FR 17545
## Document
- **Document number:** 2021-06271
- **Category:** pesticide
- **Federal Register citation:** 86 FR 17545
- **CFR reference:** 40 CFR 180
- **Publication date:** 2021-04-05
- **Effective date:** 2021-04-05
- **EPA docket:** EPA-HQ-OPP-2020-0335
## Abstract

This regulation establishes tolerances for residues of pyriofenone in or on fruit, small vine climbing subgroup 13-07E, except grape; grape and grape, raisin. ISK BIOSCIENCES Corporation requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2021/04/05/2021-06271/pyriofenone-pesticide-tolerances)
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