Any commercial vehicle used in connection with a business or any vehicle containing advertising matter intended to promote the interest of any business shall not be parked or stored in a parking area serving said business unless the vehicle is parked in a side yard or rear yard on the lot not fronting on a street. In commercial zones, no commercial vehicle in excess of five tons shall park within a public street right-of-way except when making deliveries or pick-ups or when undergoing emergency repairs (under 24 hours in duration). There shall be no use made of a public right-of-way for commercial purposes that are typically on-site commercial activities.

In residential zones, not more than one commercial vehicle may be kept on the premises, provided: