US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDSUBCHAPTER c: EMISSIONS STANDARDS AND LIMITATIONS FOR STATIONARY SOURCESPart 219 — ORGANIC MATERIAL EMISSION STANDARDS AND LIMITATIONS FOR THE METRO EAST AREASubpart V219.52135 Ill. Adm. Code 219.521Definitions (Repealed)Last amended: 1993Year: 2026Length: 6 wordsOfficial source Section 219 Section 219.521 Definitions (Repealed)Previous35 Ill. Adm. Code 219.506Next35 Ill. Adm. Code 219.522