California Code, Public Utilities Code - PUC § 21690.7

The governing bodies of publicly owned or operated airports shall manage airport facilities and grant airport concessions in furtherance of the development of commerce and tourism in or affecting the state. In managing facilities and granting concessions for services to the public, such airport governing bodies shall promote the development of commerce and tourism by (a) securing a diversity of airport services; (b) avoiding wasteful duplication of such services; (c) securing to the users of airports safe, courteous, and quality service; (d) limiting or prohibiting business competition which is destructive of the ends of promoting commerce and tourism in the state; (e) allocating limited airport resources to promote such ends; and (f) fostering California's image as a commercial and tourist center.