; vice-Chair The chair and vice-chair of the Commission shall be selected by the Speaker of the House of Representatives and the majority leader of the Senate. (e) Vacancies Any vacancy on the Commission shall be filled in the same manner in which the original appointment was made. 204. Powers of Commission (a) Hearings and sessions The Commission may, for the purpose of carrying out this title, hold such hearings, sit and act at such times and places, take such testimony, and receive such evidence as the Commission considers appropriate. The Commission may administer oaths to witnesses appearing before it. (b) Obtaining information The Commission may secure directly from any agency information necessary to enable it to carry out its duties under this title. Upon request of the chair, the head of that agency shall furnish that information to the Commission in a full and timely manner. In carrying out the duties assigned under this title, the Commission may use any report or other information prepared by the Government Accountability Office, the Congressional Budget Office, or the Congressional Research Service. (c) Subpoena power (1) Authority to issue subpoena The Commission may issue a subpoena to require the attendance and testimony of witnesses and the production of evidence relating to any matter under investigation by the Commission. (2) Compliance with subpoena If a person refuses to obey an order or subpoena of the Commission that is issued in connection with a Commission proceeding, the Commission may apply to the United States district court in the judicial district in which the proceeding is held for an order requiring the person to comply with the subpoena or order. (d) Immunity The Commission is an agency of the United States for purposes of part V of title 18, United States Code (relating to immunity of witnesses). (e) Contract authority The Commission may contract with and compensate government and private agencies or persons for services without regard to section 6101 of title 41, United States