US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 501 — GENERAL PROVISIONSSubpart B501.23535 Ill. Adm. Code 501.235BoardYear: 2026Length: 10 wordsOfficial source Section 501 Section 501.235 Board The Illinois Pollution Control Board.Previous35 Ill. Adm. Code 501.230Next35 Ill. Adm. Code 501.236