District of Columbia Initial Hearing (Int)-Subpoena is a legal document issued by a court in the District of Columbia that requires a person to appear in court for an initial hearing. The subpoena can be used to compel a person to produce documents or testify in a case. There are two types of District of Columbia Initial Hearing (Int)-Subpoena: an Order to Appear and an Order to Produce. An Order to Appear is issued to a person to appear in court to provide testimony or evidence in a case. An Order to Produce is issued to a person to provide documents or other evidence related to a case. Both types of subpoenas must be served in person to the recipient. Failure to comply with a District of Columbia Initial Hearing (Int)-Subpoena can result in legal action.