Subpoenas requiring the attendance of parties or witnesses and subpoenas requiring the production of books, papers, documents or tangible things by any party or witness having custody or control thereof, may be issued for purposes of discovery or for use of the things produced as evidence in accordance with the rules and orders of the court. Such subpoenas shall be issued and served and compliance therewith shall be compelled as provided in the rules and orders of the court.

The United States Court of Federal Claims shall have such assistance in the carrying out of its lawful writ, process, order, rule, decree, or command as is available to a court of the United States. The United States marshal for any district in which the Court of Federal Claims is sitting shall, when requested by the chief judge of the Court of Federal Claims, attend any session of the Court of Federal Claims in such district.