The Illinois Acceptance of Office of Guardian of Person — 125 is a form that is used to appoint a guardian for an incapacitated adult in the state of Illinois. This form is required to be completed and filed with the court to initiate the process of appointing a guardian. There are two types of Illinois Acceptance of Office of Guardian of Person — 125 forms: (1) for appointment of a guardian for an individual with developmental disabilities, and (2) for appointment of a guardian for an individual who is elderly or has a physical disability. The form must be completed by the guardian, and is then signed by the guardian, the incapacitated adult, and any other necessary parties. The form must also be notarized before submission to the court.