A city may not impose any tax, except a sales or use tax, on any association that represents more than one county and owns land in each of the counties it represents. A city may not, without the consent of the board of such an association, impose any tax, except a sales or use tax, on any of the concessionaires or rental contractors of the association as to events which take place on the property of the association.
Ca. Food and Agric. Code § 4191