{"data":{"id":"us/40-cfr-267.203","jurisdiction":"us","citation":"40 CFR 267.203","heading":"What special requirements must I meet for incompatible wastes?","body":"(a) You may not place incompatible wastes, or incompatible wastes and materials, in the same tank system, unless you comply with § 267.17(b).\n(b) You may not place hazardous waste in a tank system that has not been decontaminated and that previously held an incompatible waste or material, unless you comply with § 267.17(b).","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER I—SOLID WASTES","PART 267—STANDARDS FOR OWNERS AND OPERATORS OF HAZARDOUS WASTE FACILITIES OPERATING UNDER A STANDARDIZED PERMIT","Subpart J—Tank Systems"],"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":"7f731b608fea0856aef54a35978ce85363c13479058f1d5d96396124374ebeec","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-267.202","next":"us/40-cfr-267.204"},"notice":"GroundRules: Original legal text. Not legal advice."}