US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 406 — MINE WASTE EFFLUENT AND WATER QUALITY STANDARDSSubpart B406.20135 Ill. Adm. Code 406.201Temporary Exemption from Section 406.105 (Repealed)Last amended: 1984Year: 2026Length: 10 wordsOfficial source Section 406 Section 406.201 Temporary Exemption from Section 406.105 (Repealed)Next35 Ill. Adm. Code 406.202