{"data":{"id":"us/40-cfr-265.404","jurisdiction":"us","citation":"40 CFR 265.404","heading":"Closure.","body":"At closure, all hazardous waste and hazardous waste residues must be removed from treatment processes or equipment, discharge control equipment, and discharge confinement structures.\n[Comment: At closure, as throughout the operating period, unless the owner or operator can demonstrate, in accordance with § 261.3 (c) or (d) of this chapter, that any solid waste removed from his treatment process or equipment is not a hazardous waste, the owner or operator becomes a generator of hazardous waste and must manage it in accordance with all applicable requirements of parts 262, 263, and 265 of this chapter.]","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 Q—Chemical, Physical, and Biological Treatment"],"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":"4a7eec92ed9f4eed720c624cfe3e9b790c1902f583c5257529e6740b7c5dc4ba","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-265.403","next":"us/40-cfr-265.405"},"notice":"GroundRules: Original legal text. Not legal advice."}