505.10  KEEPING VICIOUS DOG.
   (a)   Definitions.
      (1)   A “vicious dog” as the term is used in this section means:
         A.   Any dog with propensity, tendency or disposition to attack, to cause injury, or to otherwise endanger the safety of human beings or domestic animals; or
         B.   Any dog which attacks a human being or a domestic animal on two or more occasions without provocation; or
         C.   Any pit bull terrier, which is defined as any Staffordshire Bull Terrier breed of dog, or any mixed breed of dog, which contains as an element of its breeding the breed of Staffordshire Bull Terrier so as to be identifiable as partially of the breed of Staffordshire Bull Terrier or American Staffordshire Terrier by a qualified veterinarian duly licensed as such by the State.
      (2)   A vicious dog is “unconfined” as the term is used in this section, if such dog is not securely confined indoors or confined in a securely enclosed and locked pen or structure upon the premises of the person described in subsection (b) hereof.  Such pen or structure must have secured sides, and the side must be imbedded in the ground no less than two feet.
   (b)   No person owning or harboring or having the care of a vicious dog shall suffer or permit such animal to go unconfined on the premises of such person.
   (c)   No person owning or harboring or having the care of a vicious dog shall suffer or permit such dog to go beyond the premises of such person, unless such dog is securely leashed and muzzled, except that a vicious dog shall not be required to be muzzled when shown in a sanctioned American Kennel Club show or upon prior approval of the City Manager.  (Passed 3-2-06.)