US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDSUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCESPart 212 — VISIBLE AND PARTICULATE MATTER EMISSIONSSubpart R212.45535 Ill. Adm. Code 212.455Highlines on Steel MillsLast amended: 1996Year: 2026Length: 21 wordsOfficial source Section 212 Section 212.455 Highlines on Steel Mills Section 212.308 of this Part shall not apply to highlines at steel mills.Previous35 Ill. Adm. Code 212.452Next35 Ill. Adm. Code 212.456