US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 506 — LIVESTOCK WASTE REGULATIONSSubpart D506.40135 Ill. Adm. Code 506.401Applicability (Repealed)Last amended: 2001Year: 2026Length: 6 wordsOfficial source Section 506 Section 506.401 Applicability (Repealed)