A. No person except peace officers, duly authorized government employees, members of the Armed Forces of the United States, or other persons duly authorized by law to carry a firearm or similar instrument in his possession shall have any of the following in his possession on airport property: any firearm, fireworks, gun, pistol, revolver, explosive of similar nature, air-gun, BB gun, pellet gun or any other instrument enumerated in Section 10.56.010 of this code.

B. Exceptions. This prohibition shall not apply to persons possessing flares or other aircraft survival equipment nor to persons carrying firearms in cases, broken down, or unloaded.