(1) Any person under the age of eighteen years who possesses a handgun commits the offense of unlawful possession of a handgun. (2) This section does not apply to the issuance of handguns to members of the armed forces of the United States, active or reserve, National Guard of this state, or Reserve Officers Training Corps, when on duty or training, or to the temporary loan of handguns for instruction under the immediate supervision of a parent or guardian or adult instructor. (3) Unlawful possession of a handgun is a Class I misdemeanor.