Cal. Civ. Code § 53.7

(a) A statute, ordinance, or other state or local rule, regulation, or enactment shall not deny a minority group political structure equal protection of the law by altering, restructuring, or reordering the policy decisionmaking process in a manner that burdens the ability of members of the minority group to effect the enactment of future legislation, solely with respect to a matter that inures primarily to the benefit of, or is primarily of interest to, one or more minority groups.
(b)
1. (1) A member of a minority group, as defined in paragraph (2), may bring a civil action challenging the validity of a statute, ordinance, or other state or local rule, regulation, or enactment, pursuant to subdivision (a).
2. (2) For purposes of this section, “minority group” means a group of persons who share in common any race, ethnicity, nationality, or sexual orientation.
(c) A statute, ordinance, or other state or local rule, regulation, or enactment shall be determined valid in an action brought pursuant to this section, only upon a showing by the government that the burden imposed by the statute, ordinance, or other state or local rule, regulation, or enactment satisfies both of the following criteria:
1. (1) The burden is necessary to serve a compelling government interest.
2. (2) The burden is no greater than necessary to serve the compelling government interest.