Cal. Gov. Code § 89003

Notwithstanding subdivision (b) of Section 89002, a mass mailing, as defined in Section 82041.5, that meets the criteria of subdivision (a) of Section 89002 shall not be sent within the 60 days preceding an election by or on behalf of a candidate whose name will appear on the ballot at that election, except as provided in paragraphs (2) to (8), inclusive, and paragraph (10) of subdivision (b) of Section 89002.