California Code, Government Code - GOV § 86112.3

(a) Each person filing a report pursuant to this article who sends any written or printed invitation to an elected state officer, candidate for elective state office, legislative official or agency official, shall include on the invitation or on a letter attached to the invitation the following typed, printed, or handwritten statement that is at least as large and readable as 8-point Roman boldface type, in a color or print that contrasts with the background so as to be easily legible:

Attendance at this event by a public official will constitute acceptance of a reportable gift.

(b) The notice specified in subdivision (a) shall not be required to appear on any invitation wherein attendance at the event described in the invitation will not constitute acceptance of a reportable gift by an elected state officer, candidate for elective state office, legislative official or agency official, pursuant to paragraph (1) of subdivision (a) of Section 87207.

(c) The remedies provided in Chapter 3 (commencing with Section 83100) constitute the exclusive penalty for a violation of this section.  The remedies provided in Chapter 11 (commencing with Section 91000) do not apply to this section.