505.18 REGISTRATION OF WATCH DOGS.
   (a)    Definitions.
      (1)    "Watchdog" means a dog used principally to guard and protect business property and is left unattended when the business premises are closed.
      (2)    "Business property" means any real estate located in the City within a U4, U5, U6, Special Use Permit Area or nonconforming use area that is operated as a business or similar enterprise.
   (b)    An owner, keeper or harborer of a watch dog on a business property shall file an annual application for registration of such watch dog with the Police Department. Such application is subject to the approval of the Safety Director and there shall be no charge for such registration. All permits shall terminate at 12:00 midnight on December 31.