Cal. Pub. Resources Code § 8105
Whenever any resident of this state desires to purchase any part of the 150,000 acres of land granted to the state for the use of an agricultural college, the resident shall make an affidavit before any officer authorized to administer oaths that the resident is a citizen of the United States or, if not a citizen, that the resident has filed an intention of becoming a citizen, a resident of the state, of lawful age; that the resident desires to purchase land, giving a description thereof by legal subdivisions; that there are no improvements of any kind on the land other than those of the applicant, or if there are improvements other than the applicant's, the applicant shall state that the improvements are the property of (giving the other person's name), and have been upon the land for three months or over, and that the township has been sectionized and the plats of survey filed in the land office of the district in which the land is located, for three months or over. The application shall be forwarded to the land agent of the university.
Ca. Pub. Res. Code § 8105