{"data":{"id":"us/40-cfr-239.9","jurisdiction":"us","citation":"40 CFR 239.9","heading":"Intervention in civil enforcement proceedings.","body":"Any state seeking approval must provide for intervention in the state civil enforcement process by providing either:\n(a) Authority that allows intervention, as a right, in any civil action to obtain remedies specified in § 239.8 by any citizen having an interest that is or may be adversely affected; or,\n(b) Assurance by the appropriate state agency that:\n(1) It will provide notice and opportunity for public involvement in all proposed settlements of civil enforcement actions (except where immediate action is necessary to adequately protect human health and the environment); and,\n(2) It will investigate and provide responses to citizen complaints about violations; and,\n(3) It will not oppose citizen intervention when permissive intervention is allowed by statute, rule, or regulation.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER I—SOLID WASTES","PART 239—REQUIREMENTS FOR STATE PERMIT PROGRAM DETERMINATION OF ADEQUACY","Subpart C—Requirements for Adequate Permit Programs"],"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":"331916c4ed5388a72f4f5c1534aeba50f9b21f34f2726de9c3c16624cc89bc8b","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-239.8","next":"us/40-cfr-239.10"},"notice":"GroundRules: Original legal text. Not legal advice."}