California Code, Elections Code - ELEC § 2123

In accordance with Section 11 of the initiative act approved by a majority of the voters at the general election held on November 4, 1930, (Statutes of 1931, p. lxxxiii) and entitled “An act to amend Sections 1083a, 1094, 1095a, 1097, 1103, 1105, 1106, 1115, 1120, and to repeal Sections 1228 and 1229 of the Political Code, relating to registration of electors and conduct of elections,” no amendment by the Legislature shall provide for a general biennial or other periodic reregistration of voters.