students with disabilities, one shall represent higher education leadership, and one shall represent developers of postsecondary electronic instructional materials. (C) Eligibility to serve on the commission Federal employees are ineligible for appointment to the Commission. An appointee to a volunteer or advisory position with a Federal agency or related advisory body may be appointed to the Commission if the primary employment of such appointee is with a non-Federal entity and the appointee is not otherwise engaged in financially compensated work on behalf of the Federal Government, exclusive of any standard expense reimbursement or grant-funded activities. (b) Authority and administration (1) Authority The Commission’s execution of its duties shall be independent of the Secretary of Education, the Attorney General, and the head of any other agency or department of the Federal Government with regulatory or standard setting authority in the areas addressed by the Commission. (2) Administration (A) Staffing There shall be no permanent staffing for the Commission. (B) Leadership Commission members shall elect a chairperson from among the 19 appointees to the Commission. (C) Administrative support The Commission shall be provided administrative support, as needed, by the Secretary of Education through the Office of Postsecondary Education of the Department of Education. 3. Duties of the commission (a) Development of voluntary guidelines Not later than 18 months after the date of enactment of this Act, subject to a 6-month extension that it may exercise at its discretion, the Commission shall— (1) develop and issue voluntary guidelines for accessible postsecondary electronic instructional materials and related technologies