Cal. Corp. Code § 5524

A corporation with 500 or more members may provide that upon written request by any nominee for election to the board and the payment with such request of the reasonable costs of mailing (including postage) the corporation shall within 10 business days after such request (provided payment has been made) mail to all members, or such portion of them as the nominee may reasonably specify, any material, which the nominee may furnish and which is reasonably related to the election, unless the corporation within five business days after the request allows the nominee, at the corporation’s option, the rights set forth in either paragraph (1) or (2) of subdivision (a) of Section 6330.