Section 2115 Of Article 1. General Provisions From California Elections Code >> Division 2. >> Chapter 2. >> Article 1.
2115
. Whenever a voter, between the time of that person's last
registration and the time for the closing of registration for any
given election, has lawfully changed his or her surname, the voter
shall reregister under the new or changed name. The voter shall make
an additional statement at the time of reregistration, giving the
name under which he or she was last registered.
This additional statement shall be given in the prior registration
portion of the affidavit of registration before the affidavit is
signed, and shall be deemed a part of the affidavit. Upon
reregistration, the registration of the voter shall be immediately
updated.