A Michigan Subpoena to Produce Documents, Information, or Objects in a Criminal Case is a court-ordered document issued by a court with jurisdiction over the criminal case. The Michigan Subpoena to Produce Documents, Information, or Objects in a Criminal Case requires the recipient to appear in court or to provide specified documents, information, or objects that are relevant to the proceedings. The recipient must comply with the request unless there is a valid reason to not comply. There are three types of Michigan Subpoena to Produce Documents, Information, or Objects in a Criminal Case: Subpoena Ducks Cecum, Subpoena Ad Testificandum, and Subpoena Ad Testificandum et Ducks Cecum. Subpoena Ducks Cecum is a court-ordered document requiring the recipient to appear in court and to provide specified documents, information, or objects related to the criminal case. Subpoena Ad Testificandum is a court-ordered document requiring the recipient to appear in court to testify. This type of subpoena does not require the recipient to provide documents, information, or objects. Subpoena Ad Testificandum et Ducks Cecum is a court-ordered document requiring the recipient to appear in court and to provide documents, information, or objects related to the criminal case.