An engineer or architect member of the council may not:
(1) be designated as, be employed by, or have an ownership interest in, an entity that is a third-party inspector or design review agency;
(2) have an ownership interest in a business that manufactures or builds industrialized housing or buildings;
(3) in a capacity relating to a matter subject to council review, be employed by or be a paid consultant to a manufacturer or builder of industrialized housing or buildings; or
(4) be an officer, employee, or paid consultant of a trade association that represents the industrialized housing or building industry.