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40 CFR § 417.130 - Applicability; description of the chlorosulfonic acid sulfation subcategory.

---
identifier: "/us/cfr/t40/s417.130"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 417.130 - Applicability; description of the chlorosulfonic acid sulfation subcategory."
title_number: 40
title_name: "Protection of Environment"
section_number: "417.130"
section_name: "Applicability; description of the chlorosulfonic acid sulfation subcategory."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "417"
part_name: "SOAP AND DETERGENT MANUFACTURING POINT SOURCE CATEGORY"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Secs. 301, 304 (b) and (c), 306 (b) and (c), and 307(c) of the Federal Water Pollution Control Act as amended, (the Act); 33 U.S.C. 1251, 1311, 1314 (b) and (c), 1316 (b) and (c) and 1317(c), 86 Stat. 816  Pub. L. 92-500."
regulatory_source: "39 FR 13372, Apr. 12, 1974, unless otherwise noted."
cfr_part: "417"
---

# 417.130 Applicability; description of the chlorosulfonic acid sulfation subcategory.

The provisions of this subpart are applicable to discharges resulting from sulfation of alcohols, alkylphenols and alcohol ethoxylates utilizing chlorosulfonic acid as the sulfating agent.