Section 2107 Of Article 1. General Provisions From California Elections Code >> Division 2. >> Chapter 2. >> Article 1.

. (a) Except as provided in subdivision (b), the county elections official shall accept affidavits of registration at all times except during the 14 days immediately preceding an election, when registration shall cease for that election as to electors residing in the territory within which the election is held. Transfers of registration for an election may be made from one precinct to another precinct in the same county at any time registration is in progress in the precinct to which the elector seeks to transfer.
  (b) The county elections official shall accept an affidavit of registration executed as part of a voter registration card in the forthcoming election if the affidavit is executed on or before the 15th day prior to the election, and if any of the following apply:
  (1) The affidavit is postmarked on or before the 15th day prior to the election and received by mail by the county elections official.
  (2) The affidavit is submitted to the Department of Motor Vehicles or accepted by any other public agency designated as a voter registration agency pursuant to the federal National Voter Registration Act of 1993 (42 U.S.C. Sec. 1973gg et seq.) on or before the 15th day prior to the election.
  (3) The affidavit is delivered to the county elections official by means other than those described in paragraphs (1) and (2) on or before the 15th day prior to the election.
  (4) The affidavit is submitted electronically on the Internet Web site of the Secretary of State pursuant to Section 2196 on or before the 15th day prior to the election.