; and (D) The Secretary of the Treasury or the Secretary’s designee. (2) Qualifications The members appointed shall be appointed from among United States citizens who are not officers or employees of any government. To the extent practicable, members shall have diverse experiences, expertise, and historical perspectives on manufacturing, industry, agriculture, trade, infrastructure, resources, development, labor, government and corporate policies, homeland security, defense, contracting, energy, building and construction, and small business. (c) Terms As designated by the President at the time of appointment, of the members first appointed, 5 members shall be appointed for a term of 1 year, 5 members for a term of 2 years, 5 members for a term of 3 years, and 5 members for a term of 4 years. (d) Vacancies A vacancy in the Commission shall be filled in the manner in which the original appointment was made. A member appointed to fill a vacancy occurring before the expiration of the term for which the member’s predecessor was appointed shall be appointed only for the remainder of that term. A member may serve after the expiration of that member’s term until a successor has taken office. (e) Rates of pay for members Members shall each be paid at a rate not to exceed level GS–15 of the General Schedule. (f) Director The Commission shall have a Director who shall be appointed by the Commission from among nominations made by the Chairperson. The director shall be paid at a rate equal to the rate of basic pay for GS–15 of the General Schedule. (g) Federal employee detailees Upon request of the Director, the head of any Federal department or agency may detail, on a reimbursable basis, any of the personnel of that department or agency to the Commission to assist it in carrying out its duties under this section. (h) Powers of the Commission (1) In general The Commission may, for the purpose of carrying out this Act, hold hearings, sit and act at times and places, take testimony, and receive evidence as the Commission