40 CFR § 450.24 - New source performance standards reflecting the best available demonstrated control technology (NSPS).

---
identifier: "/us/cfr/t40/s450.24"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 450.24 - New source performance standards reflecting the best available demonstrated control technology (NSPS)."
title_number: 40
title_name: "Protection of Environment"
section_number: "450.24"
section_name: "New source performance standards reflecting the best available demonstrated control technology (NSPS)."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "450"
part_name: "CONSTRUCTION AND DEVELOPMENT POINT SOURCE CATEGORY"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1311, 1312, 1314, 1316, 1341, 1342, 1361 and 1370."
regulatory_source: "74 FR 63057, Dec. 1, 2009, unless otherwise noted."
cfr_part: "450"
---


# 450.24 New source performance standards reflecting the best available demonstrated control technology (NSPS).

Any new source subject to this subpart must achieve, at a minimum, the following new source performance standards representing the degree of effluent reduction attainable by application of the best available demonstrated control technology (NSPS): The standards are described at § 450.22.