A. To police, peace officers or persons in military service in the discharge of their duties and using reasonable care;

B. To persons using firearms in necessary lawful self-defense;

C. With written permission from the chief of police to protect life or property against animals, birds or rodents;

D. For possession of firearms for keeping at the place or residence of the person otherwise in lawful possession thereof, or while traveling to or from a legal firing, shooting or target range or hunting ground, or pursuant to a valid permit issued pursuant to state law. (Ord. 413 § 2, 1985)