; vacancies (1) Staggered terms The terms of members of the Board shall be 3 years and shall be staggered so that the terms of no more than 5 members of the Board expire in any year. (2) Limitation on consecutive terms Members of the Board may serve for no more than 2 consecutive full terms. (3) Vacancies Vacancies among Board positions held by equine industry candidates shall be filled pursuant to the provisions of subsection (b) and any other vacancies shall be filled pursuant to the provisions of the rules of the Authority. At any time after the expiration of 5 years following the date on which initial selection and appointment of the members of the Board of the Authority is completed under section 5, the United States Anti-Doping Agency may withdraw from participation in the Authority and direct its chief executive officer and board members resign their memberships on the Board of the Authority. Following receipt of such resignations by the Authority, the remaining members of the Board of the Authority shall select new Board members to fill the vacant positions in the same manner as is provided in paragraphs (1) through (4) of subsection (c). (f) Standing committees (1) In general The Authority shall establish one or more standing advisory and technical committees, which shall include qualified representatives from horseracing industry constituencies, including trainers, owners, the breed registry, veterinarians, regulators, race tracks, testing laboratories, bettors, and jockeys. (2) Committee on Development and Maintenance of the Horseracing Anti-Doping and Medication Control Program The Authority shall establish a standing advisory committee, which shall include medication and regulatory experts and other representatives from horseracing industry constituencies, to provide advice and guidance to the Board on the development and maintenance of the horseracing anti-doping and medication control program (3) Chairperson of committee on permitted and prohibited substances and methods The Authority shall appoint