California Code, Government Code - GOV § 57177

(a) Where the question submitted to the voters was only upon merger or only upon establishment of a subsidiary district, the commission shall execute a certificate of completion confirming the order if a majority of the votes cast on the question favored the order either:

(b) Where both the question of merger and the question of establishment of a subsidiary district were submitted to the voters within the district only and both questions were favored by a majority of the voters, the commission shall order that change of organization favored by the greater number of voters. Where the number of votes was the same on both questions, the merger shall be ordered.

(c) Where both the question of merger and the question of establishment of a subsidiary district were submitted at an election called both within the district and at an election within the territory of the city outside the district boundaries, and both questions were favored by a majority of the voters in both areas, that change of organization receiving the greater number of votes in both elections shall be completed. Where the number of votes was the same, or where the question of merger received the greater number of votes in one of the elections, a merger shall be completed.