US lawIllinoisRegulationsTitle 83 — PUBLIC UTILITIESCHAPTER I: ILLINOIS COMMERCE COMMISSIONSUBCHAPTER f: TELEPHONE UTILITIESPart 730 — STANDARDS OF SERVICE FOR LOCAL EXCHANGE TELECOMMUNICATIONS CARRIERSSubpart B730.20083 Ill. Adm. Code 730.200Preservation of RecordsYear: 2026Length: 26 wordsOfficial source Section 730 Section 730.200 Preservation of Records All records required by this Part shall be preserved in accordance with provisions of 83 Ill. Adm. Code 705.