Cal. Welf. & Inst. Code § 10335

Notwithstanding any other provision of this chapter, the governing board of a school district or community college district, county superintendent of schools, or other unit of local general purpose government may enter into agreements with any city, city and county, or other public agency, or with a private foundation or nonprofit corporation, for the furnishing to, or use by, the governing board, county superintendent of schools, or other unit of local general purpose government in carrying out the provisions of this part, of property, facilities, personnel, supplies, equipment and other necessary items and such city, county, city and county, other public agency, or private foundation or nonprofit corporation, is authorized to enter into such agreements.