US lawIllinoisRegulationsTitle 83 — PUBLIC UTILITIESCHAPTER I: ILLINOIS COMMERCE COMMISSIONSUBCHAPTER f: TELEPHONE UTILITIESPart 711 — COST ALLOCATION FOR LARGE LOCAL EXCHANGE CARRIERSSubpart E711.622083 Ill. Adm. Code 711.6220Account 6220 Operators System Expense (Repealed)Last amended: 2003Year: 2026Length: 10 wordsOfficial source Section 711 Section 711.6220 Account 6220 Operators System Expense (Repealed)Previous83 Ill. Adm. Code 711.6215Next83 Ill. Adm. Code 711.6231