Article 1. General Provisions of California Elections Code >> Division 2. >> Chapter 1. >> Article 1.

(a) Every person who qualifies under Section 2 of Article II of the California Constitution and who complies with this code governing the registration of electors may vote at any election held within the territory within which he or she resides and the election is held.
  (b) Any person who will be at least 18 years of age at the time of the next election is eligible to register and vote at that election.