{"data":{"id":"us/40-cfr-265.229","jurisdiction":"us","citation":"40 CFR 265.229","heading":"Special requirements for ignitable or reactive waste.","body":"Ignitable or reactive waste must not be placed in a surface impoundment, unless the waste and impoundment satisfy all applicable requirements of 40 CFR part 268, and:\n(a) The waste is treated, rendered, or mixed before or immediately after placement in the impoundment so that:\n(1) The resulting waste, mixture, or dissolution of material no longer meets the definition of ignitable or reactive waste under § 261.21 or § 261.23 of this chapter; and\n(2) Section 265.17(b) is complied with; or\n(b)(1) The waste is managed in such a way that it is protected from any material or conditions which may cause it to ignite or react; and\n(2) The owner or operator obtains a certification from a qualified chemist or engineer that, to the best of his knowledge and opinion, the design features or operating plans of the facility will prevent ignition or reaction; and\n(3) The certification and the basis for it are maintained at the facility; or\n(c) The surface impoundment is used solely for emergencies.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER I—SOLID WASTES","PART 265—INTERIM STATUS STANDARDS FOR OWNERS AND OPERATORS OF HAZARDOUS WASTE TREATMENT, STORAGE, AND DISPOSAL FACILITIES","Subpart K—Surface Impoundments"],"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":"482537b6ce70a972009e3b7ff13f4e72c3a6eaf33b03761eb28d7305c2ee037d","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-265.228","next":"us/40-cfr-265.230"},"notice":"GroundRules: Original legal text. Not legal advice."}