Section 2225 Of Article 2. Residency Confirmation Procedures From California Elections Code >> Division 2. >> Chapter 3. >> Article 2.

. (a) Based on change-of-address data received from the United States Postal Service or its licensees, the county elections official shall send a forwardable notice, including a postage-paid and preaddressed return form, to enable the voter to verify or correct address information. Notification received through NCOA or Operation Mail that a voter has moved and has given no forwarding address shall not require the mailing of a forwardable notice to that voter.
  (b) If postal service change-of-address data indicates that the voter has moved to a new residence address in the same county, the forwardable notice shall be in substantially the following form: