Cal. Sts. & High. Code § 27187

After the organization of the district the board, the general manager, and all of the other officers of the district shall prepare plans, both engineering and financial, for the purpose of putting into operation the project for which the district has been organized, and secure the necessary data, contracts, agreements, plans and specifications for the prosecution of such work as will enable them to put the matter before the voters at an election held for the purpose of authorizing the issuance of bonds by the district.