US lawIllinoisRegulationsTitle 83 — PUBLIC UTILITIESCHAPTER I: ILLINOIS COMMERCE COMMISSIONSUBCHAPTER f: TELEPHONE UTILITIESPart 711 — COST ALLOCATION FOR LARGE LOCAL EXCHANGE CARRIERSSubpart E711.342083 Ill. Adm. Code 711.3420Account 3420 Accumulated Amortization – Leasehold Improvements (Repealed)Last amended: 2003Year: 2026Length: 12 wordsOfficial source Section 711 Section 711.3420 Account 3420 Accumulated Amortization – Leasehold Improvements (Repealed)Previous83 Ill. Adm. Code 711.3410Next83 Ill. Adm. Code 711.3500