(a) Each regional board of review shall be composed of five members, one of whom shall be a registered architect licensed to practice in this State, one of whom shall be a professional engineer licensed to practice in this State, one of whom shall have a background in building code enforcement, one of whom shall have a background in fire prevention, and one of whom shall be a businessman or lawyer. At least one of the five shall, in addition, be a local government official. Each member shall be a resident of the region of the board to which he is appointed.

(b) The members of a regional board of review shall be appointed by the secretary to serve staggered three-year terms. An appointment to fill a vacancy shall be made in the manner of the original appointment for the unexpired term. A member may be reappointed at the expiration of his term. The members of a regional board of review shall annually choose from among their number a chairman. Any member of a regional board of review may be removed by the secretary for inefficiency, neglect of duty, misconduct, or malfeasance in office. If a member is temporarily unavailable to attend upon his duties, the secretary, or the secretary's designee, may designate a corresponding member of any other regional board to perform those duties during the period of unavailability.