Hawaii Subpoena is a court order issued by a court of law requiring an individual or business to appear before the court and provide evidence or documents related to a case. Subpoena Ducks Cecum is a specific type of Hawaii Subpoena which requires an individual or business to produce specific documents or other tangible items to the court. There are three common types of Hawaii Subpoenas: Deposition Subpoena, Trial Subpoena, and Grand Jury Subpoena. A Deposition Subpoena is issued to compel a witness to appear for questioning at a deposition. A Trial Subpoena is issued to compel a witness to appear at a trial. Lastly, a Grand Jury Subpoena is issued to compel a witness to appear before a grand jury.