US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDSUBCHAPTER a: PERMITS AND GENERAL PROVISIONSPart 203 — MAJOR STATIONARY SOURCES CONSTRUCTION AND MODIFICATIONSubpart A203.14535 Ill. Adm. Code 203.145Volatile Organic Material (Repealed)Last amended: 1993Year: 2026Length: 8 wordsOfficial source Section 203 Section 203.145 Volatile Organic Material (Repealed)Previous35 Ill. Adm. Code 203.136Next35 Ill. Adm. Code 203.150