---
kind: "section"
citation: "40 C.F.R. § 442.35"
title: "40"
number: "442.35"
heading: "Pretreatment standards for existing sources (PSES)."
url: "https://uscodex.org/cfr/40/442.35"
---

# §442.35. Pretreatment standards for existing sources (PSES).


Except as provided in 40 CFR [403.7](/cfr/40/403.7.md) and [403.13](/cfr/40/403.13.md), any existing source subject to this subpart must achieve the following pretreatment standards:


## Notes

### Authority

Authority: 33 U.S.C. 1311, 1314, 1316, 1317, 1318, 1342 and 1361.

### Source

Source: 65 FR 49700, Aug. 14, 2000, unless otherwise noted.