The Virginia Request For Witness Summons is a document used in the state of Virginia to compel a witness to appear in court to provide testimony. It is issued by a judge or clerk of court and requires the witness to appear and testify at a specific court proceeding. There are two types of Virginia Request For Witness Summons: a Subpoena Ducks Cecum and a Subpoena Ad Testificandum. The Subpoena Ducks Cecum requires the witness to produce documents or evidence related to the case at the hearing, whereas the Subpoena Ad Testificandum requires the witness to appear and provide oral testimony. Both types of summons must be served to the witness at least three days prior to the date of the hearing.