351.19 PARKING COMMERCIAL VEHICLES; PARKING IN SIDE AND REAR YARDS.
   (a)   No person shall cause or permit to stand, park or permit to be parked, any commercial vehicle in or upon any driveway, side yard or rear yard, unless enclosed within a garage, or screened in such a manner as may be approved upon issuance of a special permit by the Board of Zoning Appeals, nor shall any commercial vehicle be permitted to stand or park in or upon any public street adjacent to the premises or within twenty feet of any building or driveway.
   (b)   Subsection (a) hereof shall apply to any residential use district classed as R1-1, R-1, R1-2, R1-3, R1-4, R1-5, R2-1, MR-1, or any other district used for human habitation.
   (c)   The foregoing prohibition shall not apply to motor vehicles which have valid passenger license plates issued by the State, nor to a temporary purpose incidental to performing maintenance or repair services at or upon the premises, or otherwise during the time reasonably necessary for loading or discharging property or passengers, or such conduct as may be in compliance with the directions of a police officer, or as otherwise may be authorized by the Mayor or the Chief of Police when such use does not otherwise impair the safety of other persons in the use of public street or right of way or when such use does not cause blight or otherwise degrade or detract from character of the use district.
   (d)   For purposes of the foregoing provisions, "commercial vehicles" are hereby defined as:
      (1)   Motor vehicles bearing the vehicle identification number as set forth in the most recent editions of the National Auto Theft Bureau Commercial Vehicle Identification Manual and the National Commercial Vehicle and Offroad Equipment Identification Manual, or
      (2)   Motor vehicles bearing commercial motor vehicle license plates which commercial vehicles are too large to fit within and fully enclosed garage located on the premise, or
      (3)   Any vehicle whose license plate and/or vehicle registration is evidence the vehicle is in excess of 12,000 pounds.
         (Ord. 5-91. Passed 6-3-91.)
   (e)   Whoever violates any provision of this section is guilty of a minor misdemeanor on a first offense; on a second offense within one year after the first offense, the person is guilty of a misdemeanor of the fourth degree; on each subsequent offense within one year after the first offense, the person is guilty of a misdemeanor of the third degree.