The Illinois Summons For appointment Of Guardian Of Disabled Person is a court document that is issued by the court when a disabled person needs someone to be appointed as their legal guardian. This document is issued to the proposed guardian to inform them of their appointment and the start of their duties as guardian. The guardian must appear in court on the designated day and time to accept their appointment and agree to the terms of guardianship. There are two types of Illinois Summons for appointment of Guardian of Disabled Person: an Original Summons and a Modified Summons. The Original Summons is issued when the disabled person is an adult and the Modified Summons is issued when the disabled person is a minor.