A. It is a misdemeanor to carry, transport, convey, possess or control in or on a motor vehicle a shotgun or rifle containing shells or cartridges in the magazine or chamber, or a muzzle-loading firearm loaded and capped or primed.

B. While on duty within their respective jurisdictions, law enforcement officers authorized to carry firearms are exempt from the provisions of this section. (Ord. 1633-89 §§ 1, 2, 1989.)