Cal. Pub. Util. Code § 33002.6

After the board has adopted a resolution approving the proposal to form a benefit district under Section 33002.5, but before the board may levy any assessment, the board shall call an election in the benefit district for the purpose of submitting to the voters the proposition of levying the assessment by the benefit district. The resolution calling the election shall state each of the items required to be contained in the resolution adopted pursuant to Section 33001.5.