California Code, Education Code - EDC § 35760

(a) Any circular, pamphlet, letter, poster, or other campaign literature which is designed to promote either the passage or defeat of a ballot measure proposing the reorganization of school districts shall bear on its face, in a conspicuous place, either of the following:

(b) If any person eligible to vote upon such ballot measure has reason to believe that such campaign literature contains false and misleading statements, he or she may bring an action in the superior court for injunctive relief against further circulation of the literature, and if the court finds that the literature does, in fact, contain false and misleading statements, it may enjoin any further circulation of the literature.