---
kind: "section"
citation: "40 C.F.R. § 158.270"
title: "40"
number: "158.270"
heading: "Experimental use permit data requirements for residue chemistry."
url: "https://uscodex.org/cfr/40/158.270"
---

# §158.270. Experimental use permit data requirements for residue chemistry.


All residue chemistry data, as described in [§ 158.1410](/cfr/40/158.1410.md), are required for an experimental use permit for which a temporary tolerance under FFDCA [section 408(r)](/cfr/40/408.md?p=r) is sought. Residue chemistry data are not required for an experimental use permit issued on a crop-destruct basis.


## Notes

### Authority

Authority: 7 U.S.C. 136-136y; 21 U.S.C. 346a.

### Source

Source: 72 FR 60957, Oct. 26, 2007, unless otherwise noted.