Any person parking a motor vehicle not displaying a valid residential or special parking
permit that has been issued in accordance with the provisions of this article, and
who parks such vehicle in a residential or special permit parking zone where signs
are erected giving notice thereof for more than a maximum of two hours cumulatively
anywhere within the boundaries of the zone and at any time during the posted hours
of operation of the zone, shall be subject to receipt of a notice of violation and
imposition of monetary fine, in accordance with the provisions of this chapter. Any
vehicle parked in a residential or special permit parking zone in violation of any
provision of this chapter requiring immediate removal and impoundment, or which is
found to be causing a severe hazard to traffic or public safety, shall be subject
to such action without regard to display of valid residential or special parking zone
permit.