The Illinois Order Compelling Appearance is a court order issued by a court in the state of Illinois. It requires the recipient to appear in court and provide testimony or documentation related to a particular legal matter. There are three types of Illinois Order Compelling Appearance: personal appearance, appearance to testify, and appearance to produce documents. The personal appearance order requires the recipient to appear in court for a specified date and time to provide testimony. The appearance to testify order requires the recipient to appear in court to testify about a particular fact or event. The appearance to produce documents order requires the recipient to appear in court to provide documents or other materials related to the legal matter. All orders must be served on the recipient and must be obeyed or the recipient may be subject to fines or other penalties.