US lawIllinoisRegulationsTitle 83 — PUBLIC UTILITIESCHAPTER I: ILLINOIS COMMERCE COMMISSIONSUBCHAPTER f: TELEPHONE UTILITIESPart 711 — COST ALLOCATION FOR LARGE LOCAL EXCHANGE CARRIERSSubpart D711.25083 Ill. Adm. Code 711.250Building/Floor Space Use Study (Repealed)Last amended: 2003Year: 2026Length: 9 wordsOfficial source Section 711 Section 711.250 Building/Floor Space Use Study (Repealed)Previous83 Ill. Adm. Code 711.245Next83 Ill. Adm. Code 711.255