All signs and advertising structures, except as hereinafter modified, may be illuminated internally or by reflected light; provided the source of light is not directly visible and is so arranged as to reflect away from the adjoining premises; and, provided further, that such illumination shall not be so placed as to cause confusion or a hazard to traffic or conflict with traffic control signs or lights.
(Ord. 420, passed 3-4-1981) Penalty, see § 154.999