US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDSUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCESPart 217 — NITROGEN OXIDES EMISSIONSSubpart B217.12135 Ill. Adm. Code 217.121New Emission Sources (Repealed)Last amended: 2009Year: 2026Length: 8 wordsOfficial source Section 217 Section 217.121 New Emission Sources (Repealed)