; and (2) shall be filled in the same manner as the original appointment was made. (d) Compensation Each member of the Commission shall serve without pay. (e) Travel expenses Each member of the Commission shall be allowed a per diem allowance for travel expenses, at rates consistent with those authorized under subchapter I of chapter 57 of title 5, United States Code. (f) Chairperson The Chairperson of the Commission shall be the Administrator of General Services (or a designee). 5. Administrative support and staff provided by the General Services Administration Administrative and support staff for the Commission shall be provided by the General Services Administration. 6. Submission of plan to Congress (a) In general Not later than September 30, 2019, the Commission shall develop and submit to Congress a plan for the relocation of executive agencies or divisions of executive agencies outside the Washington metropolitan area. (b) Requirements for plan The plan shall include the following: (1) An identification of new locations for executive agencies or divisions of executive agencies outside the Washington metropolitan area, which shall be prioritized— (A) by relocation to a low-income community; or (B) by relocation to areas with expertise in the mission and goal of the executive agency or division. (2) A consideration of national security implications of the relocation. (3) An economic and workforce development study on how the relocation of an executive agency or division would impact the new location. (4) A list of potential site acquisitions and partial prospectus for executive agencies or divisions of executive agencies, which shall include— (A) a brief description of the building to be constructed, altered, or leased; (B) the location of the building