US lawIllinoisRegulationsTitle 83 — PUBLIC UTILITIESCHAPTER I: ILLINOIS COMMERCE COMMISSIONSUBCHAPTER b: PROVISIONS APPLICABLE TO MORE THAN ONE KIND OF UTILITYPart 270 — ANNUAL GROSS REVENUE RETURN TAXSubpart B270.4083 Ill. Adm. Code 270.40Filing Requirements (Repealed)Last amended: 1985Year: 2026Length: 7 wordsOfficial source Section 270 Section 270.40 Filing Requirements (Repealed)Previous83 Ill. Adm. Code 270.30