(a) No person owning, keeping, possessing, harboring, maintaining or having the care, custody or control of a dog shall suffer or permit such dog to:
(1) Be unsecured while on the premises of the owner;
(2) Snap at, attempt to bite or attempt to cause physical harm to any other person, domestic animal or feline while on premises not exclusively controlled by the owner; or
(3) Bite or otherwise cause physical harm to any other person, domestic animal or feline.
(b) No person shall own, keep, possess, harbor, maintain or have care, custody or control of a vicious dog in the City.
(c) Whoever violates paragraph (a)(l) or (3) or subsection (b) hereof is guilty of a misdemeanor of the first degree. Whoever violates paragraph (a)(2) hereof is guilty of a misdemeanor of the third degree.