Indiana Summons on Third-Party Complaint is a legal document issued by the court when a third party is brought into a case. It is used to notify the third party that they are being sued as a defendant and must appear and answer the complaint. The summons must include the names of the plaintiff, defendant, and third-party, as well as the date and time of the hearing. There are two types of Indiana Summons on Third-Party Complaint. The first type is a Summons for Appearance, which is issued to the third-party defendant to appear before the court and provide a response to the complaint. The second type is a Summons for Possession, which notifies the third-party defendant that they must appear to answer the complaint and provide evidence of possession of any items related to the case.