US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 305 — MONITORING AND REPORTING305.10135 Ill. Adm. Code 305.101PreambleLast amended: 2023Year: 2026Length: 16 wordsOfficial source Section 305 Section 305.101 Preamble This Part establishes requirements to monitor, report, and measure contaminant discharges.Next35 Ill. Adm. Code 305.102