US lawIndianaRegulationsTitle 320 — Indiana Environmental Management BoardArticle 4.1 — ARTICLE 4.1. HAZARDOUS WASTE MANAGEMENT PERMIT PROGRAM AND RELATED HAZARDOUS WASTE MANAGEMENT REQUIREMENTSRule 50 — Final (State) Permitted Facility Standards: Surface Impoundments4.1-50-4320 IAC 4.1-50-4320 IAC 4.1-50-4 Monitoring and inspection (Transferred)TransferredLast amended: 1986Year: 2027Length: 2 wordsOfficial source Cite as Ind. Admin. Code tit. 320, r. 4.1-50-4Sec. 4.Previous320 IAC 4.1-50-3Next320 IAC 4.1-50-5