PC 12025:
(a) A person is guilty of carrying a concealed firearm when
he or she does any of the following:
(1) Carries concealed within any vehicle which is under his or her
control or direction any pistol, revolver, or other firearm capable
of being concealed upon the person.
(2) Carries concealed upon his or her person any pistol, revolver,
or other firearm capable of being concealed upon the person.
(3) Causes to be carried concealed within any vehicle in which he
or she is an occupant any pistol, revolver, or other firearm capable
of being concealed upon the person.
PC 12001:
(a) (1) As used in this title, the terms "pistol,"
"revolver," and "firearm capable of being concealed upon the person"
shall apply to and include any device designed to be used as a
weapon, from which is expelled a projectile by the force of any
explosion, or other form of combustion, and that has a barrel less
than 16 inches in length. These terms also include any device that
has a barrel 16 inches or more in length which is designed to be
interchanged with a barrel less than 16 inches in length.