US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 309 — PERMITS309.APPENDIX35 Ill. Adm. Code 309.APPENDIXA REFERENCES TO PREVIOUS RULES (Repealed)Last amended: 2023Year: 2026Length: 10 wordsOfficial source Section 309 Section 309.APPENDIX A  REFERENCES TO PREVIOUS RULES (Repealed)Next35 Ill. Adm. Code 309.APPENDIX A