California Code, Government Code - GOV § 34875

The amendatory ordinance shall not be submitted to the voters if (a) one or more of the legislative districts do not close, (b) one or more entire legislative districts are eliminated prior to the termination of the term of office of the council member of or from the district, (c) the effect is that a greater number of council members will be qualified to hold office concurrently than are authorized by this article or the amendatory ordinance.