57 of title 5, United States Code. (4) Deadline for appointment All members of the Commission shall be appointed no later than 60 days after the date of the enactment of this Act. (5) Vacancies A vacancy on the Commission shall not affect its powers and shall be filled in the manner in which the original appointment was made. The appointment of the replacement member shall be made not later than 60 days after the date on which the vacancy occurs. (d) Chair and Vice Chair The Commission shall elect a Chair and Vice Chair from among its members. (e) Quorum and meetings (1) Quorum The Commission shall meet and begin the operations of the Commission not later than 30 days after the date on which all members have been appointed or, if such meeting cannot be mutually agreed upon, on a date designated by the Speaker of the House of Representatives and the President pro tempore of the Senate. Each subsequent meeting shall occur upon the call of the Chair or a majority of its members. A majority of the members of the Commission shall constitute a quorum, but a lesser number may hold meetings. (2) Authority of individuals to act for Commission Any member of the Commission may, if authorized by the Commission, take any action that the Commission is authorized to take under this section. (f) Powers (1) Hearings and evidence The Commission (or, on the authority of the Commission, any subcommittee or member thereof) may, for the purpose of carrying out this section, hold hearings and sit and act at such times and places, take such testimony, receive such evidence, and administer such oaths as the Commission considers advisable to carry out its duties. (2) Contracting The Commission may, to such extent and in such amounts as are provided in appropriation Acts, enter into contracts to enable the Commission to discharge its duties under this section. (g) Assistance from Federal agencies (1) General Services Administration The Administrator of General Services shall provide to the Commission on a reimbursable basis administrative