US lawIllinoisRegulationsTitle 83 — PUBLIC UTILITIESCHAPTER I: ILLINOIS COMMERCE COMMISSIONSUBCHAPTER f: TELEPHONE UTILITIESPart 725 — STANDARDS OF SERVICE APPLICABLE TO 9-1-1 EMERGENCY SYSTEMSSubpart B725.22083 Ill. Adm. Code 725.220Testing for Compliance with Technical and Operational Standards (Repealed)Last amended: 2016Year: 2026Length: 11 wordsOfficial source Section 725.220 Testing for Compliance with Technical and Operational Standards (Repealed)Previous83 Ill. Adm. Code 725.215