US lawIllinoisRegulationsTitle 83 — PUBLIC UTILITIESCHAPTER I: ILLINOIS COMMERCE COMMISSIONSUBCHAPTER f: TELEPHONE UTILITIESPart 711 — COST ALLOCATION FOR LARGE LOCAL EXCHANGE CARRIERSSubpart E711.656183 Ill. Adm. Code 711.6561Account 6561 Depreciation Expense – Telecommunications Plant in Service (Repealed)Last amended: 2003Year: 2026Length: 14 wordsOfficial source Section 711 Section 711.6561 Account 6561 Depreciation Expense – Telecommunications Plant in Service (Repealed)Previous83 Ill. Adm. Code 711.6540Next83 Ill. Adm. Code 711.6562