organizations as determined by annual expenses and include meaningful racial, gender, ethnic and geographic diversity. The terms of members to the Advisory Board shall be staggered between three and four years and renewable for one term. (A) Vacancies A vacancy on the Board shall be filled in the manner in which the original appointment was made. (B) Basic pay and travel expenses With the exception of the Nonprofit Advisor, all Voting Board members shall, and nonvoting members may, be appointed as special Government employees and receive a consultant fee and be reimbursed for travel expenses, including per diem in lieu of subsistence, in the same manner as provided under the Federal Advisory Committee Act, unless such compensation and reimbursement are waived. (C) Co-chairs The President shall designate the Nonprofit Advisor as a co-chair of the Advisory Board and select an additional co-chair from among the members of the Board, who may not be members of the same political party. (c) Functions The Advisory Board shall issue biennial reports to Congress, as well as advise the President and the Interagency Council on matters involving policy affecting the nonprofit sector, volunteerism, service, and other related topics. The Advisory Board shall meet regularly, upon the call of the co-chairs, and shall— (1) respond to requests from the President or the President’s designee for information, analysis, evaluation, or advice