Section 2201 Of Article 1. General Provisions From California Elections Code >> Division 2. >> Chapter 3. >> Article 1.

. (a) The county elections official shall cancel the registration in the following cases:
  (1) At the signed, written request of the person registered.
  (2) When the mental incompetency of the person registered is legally established as provided in Sections 2208, 2209, 2210, and 2211.
  (3) Upon proof that the person is presently imprisoned or on parole for conviction of a felony.
  (4) Upon the production of a certified copy of a judgment directing the cancellation to be made.
  (5) Upon the death of the person registered.
  (6) Pursuant to Article 2 (commencing with Section 2220).
  (7) Upon official notification that the voter is registered to vote in another state.
  (8) Upon proof that the person is otherwise ineligible to vote.
  (b) The Secretary of State may cancel the registration in the following cases:
  (1) When the mental incompetency of the person registered is legally established as provided in Sections 2208, 2209, 2210, and 2211.
  (2) Upon proof that the person is presently imprisoned or on parole for the conviction of a felony.
  (3) Upon the death of the person registered.