US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDSUBCHAPTER d: UNDERGROUND INJECTION CONTROL AND UNDERGROUND STORAGE TANK PROGRAMSPart 731 — UNDERGROUND STORAGE TANKSSubpart D731.14035 Ill. Adm. Code 731.140General Requirements for all Systems (Repealed)Last amended: 1992Year: 2026Length: 10 wordsOfficial source Section 731 Section 731.140 General Requirements for all Systems (Repealed)Next35 Ill. Adm. Code 731.141