(a) The Board of Supervisors of the County of Santa Barbara may, by ordinance or resolution, order the formation of the Santa Barbara Regional Health Authority under this chapter that shall include, but need not be limited to, all of the incorporated and unincorporated areas of the county.
(b) The Board of Supervisors of the County of San Luis Obispo may, by ordinance or resolution, authorize the provision of medical services by the authority within San Luis Obispo County and may participate on the board of directors of the authority as provided in this chapter.