US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDSUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCESPart 225 — CONTROL OF EMISSIONS FROM LARGE COMBUSTION SOURCESSubpart F225.64035 Ill. Adm. Code 225.640Clean Air Act Requirements (Repealed)Last amended: 2009Year: 2026Length: 7 wordsOfficial source Section 225.640 Clean Air Act Requirements (Repealed)Previous35 Ill. Adm. Code 225.635