US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 301 — INTRODUCTION301.APPENDIX35 Ill. Adm. Code 301.APPENDIXA References to Previous Rules (Repealed)Last amended: 2023Year: 2026Length: 8 wordsOfficial source Section 301.APPENDIX A  References to Previous Rules (Repealed)Previous35 Ill. Adm. Code 301.443Next35 Ill. Adm. Code 301.APPENDIX A