US lawIllinoisRegulationsTitle 89 — SOCIAL SERVICESCHAPTER IV: DEPARTMENT OF HUMAN SERVICESSUBCHAPTER a: GENERAL PROGRAM PROVISIONSPart 520 — AUTHORIZATIONS520.1089 Ill. Adm. Code 520.10Timing of the AuthorizationLast amended: 2001Year: 2026Length: 25 wordsOfficial source Section 520 Section 520.10 Timing of the Authorization The authorization for services must be made either prior to or simultaneously with the purchase of services.Next89 Ill. Adm. Code 520.20