{"data":{"id":"us/40-cfr-264.199","jurisdiction":"us","citation":"40 CFR 264.199","heading":"Special requirements for incompatible wastes.","body":"(a) Incompatible wastes, or incompatible wastes and materials, must not be placed in the same tank system, unless § 264.17(b) is complied with.\n(b) Hazardous waste must not be placed in a tank system that has not been decontaminated and that previously held an incompatible waste or material, unless § 264.17(b) is complied with.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER I—SOLID WASTES","PART 264—STANDARDS FOR OWNERS AND OPERATORS OF HAZARDOUS WASTE TREATMENT, STORAGE, AND DISPOSAL FACILITIES","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":"e965219d687b937ccf1a9f74ee84be301b84a652ed217457b7e943844803d102","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-264.198","next":"us/40-cfr-264.200"},"notice":"GroundRules: Original legal text. Not legal advice."}