Each member of the Commission shall devote full time to the duties of office. While on the Commission, a member may not: practice law; hold any political employment under State or federal law; or hold any other position or engage in any business that interferes or is inconsistent with any duty of office. Each member of the Commission is entitled to: the salary provided in the State budget; and reimbursement for expenses under the Standard State Travel Regulations, as provided in the State budget. The annual salary of a member of the Commission: shall at least equal the salary provided in the State budget for a judge of the District Court; and for the Chairman, shall at least equal the salary of the Chief Judge of the District Court. Except as provided in paragraphs (1) and (2) of this subsection, a member of the Commission may not receive a fee or perquisite for the discharge of any duty of office.