(225 ILCS 440/6.02)
(from Ch. 121, par. 506.02)
(a) No sign may be erected which contains, includes or is
illuminated by any flashing, intermittent or moving light or lights, except
those giving public service information such as, without limiting the
generality of the foregoing, time, weather, date and temperature.
(b) No sign may be erected or maintained which is not effectively
shielded so as to prevent beams or rays of light from being directed at any
portion of the traveled way of any Interstate or primary highway or which
is of such intensity or brilliance as to cause glare or to impair the
vision of the driver of any motor vehicle.
(Source: P.A. 77-1815