California Code, Water Code - WAT § 75394

If a majority of the votes cast are “Assessment--Yes,” the board shall at the time of the annual estimate under Chapter 1 (commencing with Section 75350) of this part, include in the estimate the amount voted, or if the notice of election has provided for levying the special assessment in annual installments, the board shall, at the time of the annual estimate in each of the years specified in the notice include in the estimate the amount of the installment provided in the notice to be raised in that year.