40 CFR § 441.40 - Pretreatment standards for new sources (PSNS).

---
identifier: "/us/cfr/t40/s441.40"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 441.40 - Pretreatment standards for new sources (PSNS)."
title_number: 40
title_name: "Protection of Environment"
section_number: "441.40"
section_name: "Pretreatment standards for new sources (PSNS)."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "441"
part_name: "DENTAL OFFICE POINT SOURCE CATEGORY"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1251, 1311, 1314, 1316, 1317, 1318, 1342, and 1361. 42 U.S.C. 13101-13103."
regulatory_source: "82 FR 27176, June 14, 2017, unless otherwise noted."
cfr_part: "441"
---


# 441.40 Pretreatment standards for new sources (PSNS).

As of July 14, 2017, any new source subject to this part must comply with the requirements of § 441.30(a) and (b) and the reporting and recordkeeping requirements of § 441.50.