California Code, Public Resources Code - PRC § 5514

(a) The board of supervisors of the county having the largest area within the proposed district shall, if the petition, after the hearing, has been approved, in whole or in part, have jurisdiction to proceed further with the calling of an election within the boundaries of the proposed district as described in the resolution passed at the conclusion of the hearing, and shall, either as a part of the same resolution or by a later resolution, call an election within the proposed district for the purpose of determining whether the district shall be created and established and, if necessary, for the purpose of electing the first board of directors therefor in case the district is created.

(b) In a district proposed to be formed pursuant to Section 5506.5,5506.11, or 5506.12, the resolution calling the election may provide for a single ballot measure or separate ballot measures on the question of formation, establishment of an appropriations limit authorized by Section 4 of Article XIII B of the California Constitution, the authority to tax pursuant to Section 5566, and the authority to sell bonds pursuant to Section 5568, or any combination of those questions.