{"data":{"id":"us/40-cfr-148.23","jurisdiction":"us","citation":"40 CFR 148.23","heading":"Review of exemptions granted pursuant to a petition.","body":"(a) When considering whether to reissue a permit for the operation of a Class I hazardous waste injection well, the Director shall review any petition filed pursuant to § 148.20 and require a new demonstration if information shows that the basis for granting the exemption may no longer be valid.\n(b) Whenever the Director determines that the basis for approval of a petition may no longer be valid, the Director shall require a new demonstration in accordance with § 148.20.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER D—WATER PROGRAMS","PART 148—HAZARDOUS WASTE INJECTION RESTRICTIONS","Subpart C—Petition Standards and Procedures"],"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":"bd4bd716538440e23949910167c3afc930017d310084dab93e0b70a1da8a983b","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-148.22","next":"us/40-cfr-148.24"},"notice":"GroundRules: Original legal text. Not legal advice."}