40 CFR § 425.01 - Applicability.

---
identifier: "/us/cfr/t40/s425.01"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 425.01 - Applicability."
title_number: 40
title_name: "Protection of Environment"
section_number: "425.01"
section_name: "Applicability."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "425"
part_name: "LEATHER TANNING AND FINISHING 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, 1314 (b), (c), (e) and (g), 1316 (b) and (c), 1317 (b) and (c), 1318 and 1361."
regulatory_source: "47 FR 52870, Nov. 23, 1982, unless otherwise noted."
cfr_part: "425"
---


# 425.01 Applicability.

This part applies to any leather tanning and finishing facility which discharges or may discharge process wastewater pollutants to the waters of the United States, or which introduces or may introduce process wastewater pollutants into a publicly owned treatment works.