{"data":{"id":"us/40-cfr-417.90","jurisdiction":"us","citation":"40 CFR 417.90","heading":"Applicability; description of the oleum sulfonation and sulfation subcategory.","body":"The provisions of this subpart are applicable to discharges resulting from the manufacture of sulfonic acid and sulfuric acid esters by means of sulfonation and sulfation of raw materials, including but not limited to petroleum derived alkyls, employing oleum in either continuous or batch processes.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 417—SOAP AND DETERGENT MANUFACTURING POINT SOURCE CATEGORY","Subpart I—Oleum Sulfonation and Sulfation Subcategory"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"8b4cb9db5d1fceaa3e7fba4e2ede84a2a86fed8bf0a3fc43496985b224557252","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-417.86","next":"us/40-cfr-417.91"},"notice":"GroundRules: Original legal text. Not legal advice."}