(a) A person entitled to register to vote shall be a United States citizen, a resident of California, not imprisoned or on parole for the conviction of a felony, and at least 18 years of age at the time of the next election.
(b) A person entitled to preregister to vote in an election shall be a United States citizen, a resident of California, not imprisoned or on parole for the conviction of a felony, and at least 16 years of age.
(c) For purposes of this section, the following definitions apply:
(1) “Imprisoned” means currently serving a state or federal prison sentence.
(2) “Parole” means a term of supervision by the Department of Corrections and Rehabilitation.
(3) “Conviction” does not include a juvenile adjudication made pursuant to Section 203 of the Welfare and Institutions Code.