; and (2) submit to the President and Congress a report on the recommendations of the Commission with respect to changes in circuit boundaries or structure as may be appropriate for the expeditious and effective disposition of the caseload of the United States courts of appeals, consistent with fundamental concepts of fairness and due process. 5. Commission personnel matters (a) Compensation of members Each member of the Commission who is not an officer or employee of the Federal Government shall be compensated at a rate equal to $300 for each day (including travel time) during which such member is engaged in the performance of the duties of the Commission. All members of the Commission who are officers or employees of the United States shall serve without compensation in addition to that received for their services as officers or employees of the United States. (b) Travel expenses Each member of the Commission shall be allowed travel expenses, including per diem in lieu of subsistence, at rates not greater than those described in section 456 of title 28, United States Code. 6. Staff (a) Executive director The Commission may appoint an Executive Director who shall be compensated at a rate not greater than the daily equivalent of the annual rate of basic pay prescribed for a position at GS–15 of the General Schedule for each day (including travel time) during which the Executive Director is engaged in the performance of the duties of the Commission. (b) Staff The Executive Director, with the approval of the Commission, may appoint and fix the compensation of such additional personnel as the Executive Director determines necessary, without regard to the provisions of title 5, United States Code, governing appointments in the competitive service, and without regard to the provisions of chapter 51 and subchapter III of chapter 53 of such title relating to classification and General Schedule pay rates, except that a rate of pay fixed under this subsection may not exceed the annual maximum rate of basic pay for a