Regulations last checked for updates: Feb 07, 2026

Title 40 - Protection of Environment last revised: Dec 22, 2026
§ 414.46 - Pretreatment standards for new sources (PSNS).

Except as provided in 40 CFR 403.7 any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve discharges in accordance with § 414.111.

[58 FR 36892, July 9, 1993]
source: 52 FR 42568, Nov. 5, 1987, unless otherwise noted.
cite as: 40 CFR 414.46