California Code, Government Code - GOV § 84509

(a) A television, radio, telephone, electronic billboard, or other electronic media advertisement shall be updated to reflect the new top contributors within five business days.  A committee shall be deemed to have complied with this subdivision if the amended advertisement is delivered, containing a request that the advertisement immediately be replaced, to all affected broadcast stations or other locations where the advertisement is placed no later than the fifth business day.

(b) A print media advertisement, including nonelectronic billboards, shall be updated to reflect the new top contributors before placing a new or modified order for additional printing of the advertisement.