California Code, Water Code - WAT § 72760

The Marin Municipal Water District in Marin County shall not exercise any powers under this part by which the district incurs an indebtedness or liability exceeding in any year the income or revenue for that year, without the approval of a majority of the voters of the district voting at an election held within the district for that purpose.  The election may be combined with any other election held within the district.  If a majority of the votes cast at the election is in favor of the proposition, the county elections official shall immediately cause to be filed with the Secretary of State a certificate reciting that fact.  Notwithstanding any provision of law to the contrary, Article 3 (commencing with Section 9160) of Chapter 2 of Division 9 of the Elections Code shall apply to that election.