The Pennsylvania AO-90 Deposition Subpoena in a Criminal Case is an official form used in the Federal District Court to request the attendance and testimony of a witness or the production of documents and other evidence as part of a criminal case. This subpoena allows the attorneys and parties involved in the case to gather important information that could be crucial in building their defense or prosecuting the accused. The Pennsylvania AO-90 Deposition Subpoena in a Criminal Case is a standardized document that ensures all necessary details are included and adheres to the legal requirements set forth by the court. It is an essential tool in the discovery process, which enables both sides to gather evidence and information relevant to the case before trial. Using this subpoena, the requesting party specifies the name and contact information of the witness being subpoenaed, as well as the location, date, and time for the deposition. Additionally, the form provides space to outline the specific matters or topics on which the witness is expected to provide testimony or produce documents. There may be various types of Pennsylvania AO-90 Deposition Subpoenas in Criminal Cases, named according to their purpose or the individuals being subpoenaed. Some possible variations could include: 1. Witness Deposition Subpoena: This type of subpoena is used to compel witness testimonies in a criminal case. It requires the witness's presence at a designated location and time to answer questions related to the case. 2. Document Production Subpoena: This form of subpoena is utilized to request the production of specific documents and evidence deemed relevant to the criminal case. It may require the witness to provide physical copies or access to electronically stored information (ESI). 3. Expert Witness Deposition Subpoena: In cases that involve expert witnesses, this type of subpoena is employed to obtain their testimony. Expert witnesses possess specialized knowledge in a particular field and provide expert opinions and analysis of the evidence in question. Overall, the Pennsylvania AO-90 Deposition Subpoena in a Criminal Case is an indispensable tool in criminal proceedings. It ensures the legal process of discovery is followed, allowing both the prosecution and defense to gather relevant evidence, secure witness testimonies, and uphold the principles of a fair trial.