Cal. Welf. and Inst. Code § 10609
The department may act as the agent or representative of or cooperate with the federal government in any matters within the scope of the functions of the department, for the administration of federal funds granted to this state or for any other purpose in furtherance of those functions.
The department may cooperate with the federal government, its agencies or instrumentalities, in establishing, extending, and strengthening services for the protection and care of homeless, dependent, and neglected children, and children in danger of becoming delinquent, and may receive and expend all funds made available for such purposes by the federal government to the department, the state, a county, a district, a municipal corporation, or a political subdivision.
Any contract or agreement entered into by the department with the federal government or any agency thereof for the expenditure of any funds in the exercise of any power granted to the department by this section shall be subject to approval by the State Department of Finance.
Ca. Welf. and Inst. Code § 10609