Cal. Water Code § 71725

The exact final form of a proposed contract required to be approved by the voters of the district or an improvement district need not be available at the time of the special election, but the purpose of the contract, the maximum amount of the indebtedness created thereby, the maximum term of repayment, and the maximum interest rate on such indebtedness shall be known and included in the proposition or measure submitted to the voters of the district or the improvement district at the special election.