; and (B) be filled in the same manner as original appointments to the special committee are made. (4) Service For the purpose of paragraph 4 of rule XXV of the Standing Rules of the Senate, service of a Senator as a member, chair, or vice chair of the special committee shall not be taken into account. (b) Chair and Vice Chair (1) In general The chair of the special committee shall be selected by the Majority Leader of the Senate and the vice chair of the special committee shall be selected by the Minority Leader of the Senate. (2) Vice Chair duties The vice chair shall discharge such responsibilities as the special committee or the chair may assign. 3. Authority of special committee (a) In general For the purposes of this resolution, the special committee may— (1) make expenditures from the contingent fund of the Senate; (2) employ personnel; (3) hold hearings; (4) sit and act at any time or place during the sessions, recesses, and adjourned periods of the Senate; (5) require, by subpoena or otherwise, the attendance of witnesses and the production of correspondence, books, papers, and documents; (6) take depositions and other testimony; (7) issue interim reports, as necessary; (8) procure the services of individual consultations or organizations thereof in accordance with the provisions of section 202(i) of the Legislative Reorganization Act of 1946 ( 2 U.S.C. 4301(i) ); and (9) with the prior consent of the Federal department or agency concerned and the Committee on Rules and Administration, use on a nonreimbursable basis the services of personnel of the Federal department or agency. (b) Oaths for witnesses The chair or any member of the special committee may administer oaths to witnesses. (c) Subpoenas A subpoena authorized by the special committee may be— (1) issued over the signature of— (A) the chair after consultation with the vice chair; or (B) any member of the special committee designated by the chair after consultation with the vice chair