US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 601 — INTRODUCTION601.APPENDIX35 Ill. Adm. Code 601.APPENDIXA References to Former Rules (Repealed)Last amended: 2023Year: 2026Length: 10 wordsOfficial source Section 601 Section 601.APPENDIX A  References to Former Rules (Repealed)Previous35 Ill. Adm. Code 601.115Next35 Ill. Adm. Code 601.APPENDIX A