Cal. Penal Code - PEN § 22610. Section 22610.
Notwithstanding any other provision of law, any person may purchase, possess, or use a stun gun, subject to the following requirements:
(a)
No person convicted of a felony or any crime involving an assault under the laws of the United States, the State of California, or any other state, government, or country, or convicted of misuse of a stun gun under Section 244.5, shall purchase, possess, or use any stun gun.
(b)
No person addicted to any narcotic drug shall purchase, possess, or use a stun gun.
(c)
(1)
No person shall sell or furnish any stun gun to a minor unless
the minor is at least 16 years of age and has the written consent of the minor’s parent or legal guardian.
(2)
Violation of this subdivision shall be a public offense punishable by a fifty-dollar ($50) fine for the first offense. Any subsequent violation of this subdivision is a misdemeanor.
(d)
No minor shall possess any stun gun unless the minor is at least 16 years of age and has the written consent of the minor’s parent or legal guardian.