California Code, Family Code - FAM § 355

(a) The forms for the marriage license shall be prescribed by the State Department of Public Health, and shall be adapted to set forth the facts required in this part.

(b) The marriage license shall include an affidavit, which the applicants shall sign, affirming that they have received the brochure provided for in Section 358. If the marriage is to be entered into pursuant to subdivision (b) of Section 420, the attorney in fact shall sign the affidavit on behalf of the applicant who is overseas.

(c) The forms for the marriage license shall contain spaces for either party or both parties to indicate a change in name pursuant to Section 306.5.