California Code, Education Code - EDC § 35700

(a) At least 25 percent of the registered voters residing in the territory proposed to be reorganized if the territory is inhabited.  Where the petition is to reorganize territory in two or more school districts, the petition shall be signed by at least 25 percent of the registered voters in that territory in each of those districts.

(b) A number of registered voters residing in the territory proposed to be reorganized, equal to at least 8 percent of the votes cast for all candidates for Governor at the last gubernatorial election in the territory proposed to be reorganized, where the affected territory consists of a single school district with over 200,000 pupils in average daily attendance and the petition is to reorganize the district into two or more districts.

(c) The owner of the property, provided that territory is uninhabited and the owner thereof has filed either a tentative subdivision map with the appropriate county or city agency or an application for any project, as defined in Section 21065 of the Public Resources Code, with one or more local agencies.

(d) A majority of the members of the governing boards of each of the districts that would be affected by the proposed reorganization.