The Chicago Illinois AO-89 Subpoena in a Criminal Case is an official form utilized in the Federal District Court to request the appearance of a witness or the production of documents or other tangible evidence in a criminal proceeding. This comprehensive form is designed to ensure that the subpoena complies with all necessary legal requirements and provides clear instructions to the parties involved. Different types of Chicago Illinois AO-89 Subpoena in a Criminal Case forms may include: 1. Subpoena Ducks Cecum: This type of subpoena requires the recipient to produce specific documents or evidence relevant to the criminal case. It enables the prosecution or defense to request the production of important records, such as financial documents, emails, or surveillance footage. 2. Subpoena Ad Testificandum: This subpoena compels the attendance of a witness to provide testimony in the criminal trial. It notifies the witness of the date, time, and location where they are expected to appear, ensuring their compliance with the court's requirements. 3. Subpoena for Expert Witness: In cases where expert testimony is crucial, this type of subpoena is utilized. It ensures the presence of an expert witness who can provide specialized knowledge or opinion necessary for the case, such as a forensic scientist or a medical expert. 4. Subpoena for Law Enforcement Records: This subpoena focuses on obtaining specific records or documents from law enforcement agencies, such as police reports, arrest records, or search warrant applications. These records are often instrumental in providing crucial evidence or establishing the basis for a motion to suppress evidence. 5. Subpoena for Phone and Internet Records: In cases involving communication records, this type of subpoena allows the parties to request access to phone records, text messages, or internet activity of individuals involved in the criminal case. It helps uncover important evidence pertaining to conversations, connections, or online activity relevant to the investigation. Regardless of the specific type, a Chicago Illinois AO-89 Subpoena in a Criminal Case — Federal District Court Official Form ensures compliance with the legal process and serves as an important instrument in securing evidence and witness testimony in criminal proceedings.