Cal. Food and Agricultural Code § 6292.2

It is the purpose of this chapter to make available a procedure for the organization, operation, government, and dissolution of districts to assist in the funding of the inspection, detection, and education of Pierce’s disease as stated in the Napa County Glassy-Winged Sharpshooter Workplan, as approved by the California Department of Food and Agriculture and accepted by the Napa County Board of Supervisors, to prevent the spread of Pierce’s disease by the glassy-winged sharpshooter. Additionally, it is the purpose of this chapter to address other pests and diseases that attack winegrape plants, and to collect and disseminate to winegrape producers in the district all relevant information and scientific studies concerning pest or pests, as well as to chart and determine the extent and location of any infestations. Division 3 (commencing with Section 56000) of Title 5 of the Government Code does not apply to districts organized pursuant to this chapter.