Illinois Summons-Individual-Corporation is a legal document issued by the court to a person or corporation in order to provide notice of a lawsuit and to compel them to appear in court to answer the claims of the plaintiff. It is a required step in the legal process and is issued when a plaintiff files a complaint in a lawsuit. There are three types of Illinois Summons-Individual-Corporation: Summons to an Individual, Summons to a Corporation, and Summons to a Partnership. Summons to an Individual is a legal document issued to an individual defendant that notifies them of the pending legal action. Summons to a Corporation is a legal document issued to a business entity that notifies them of the pending legal action. Summons to a Partnership is a legal document issued to a business entity that notifies them of the pending legal action. All of these types of summons require the defendant to appear in court and answer the plaintiff’s complaint.