California Code, Water Code - WAT § 56070

After the approval and adoption of an engineer's report and before ordering the engineer to prepare precise plans and specifications as provided in Chapter 5,  1 the district board may submit to the voters of the district the proposition of incurring a bonded indebtedness to obtain funds with which to acquire the property and to do the work in whole or in part set forth in the report. For that purpose a special election shall be called by resolution.