CA Prob Code Section 7643

(a)

The county treasurer shall receive and safely keep all money deposited with the county treasurer under this chapter and pay the money out on the order of the public administrator when required for the purposes of administration. The county treasurer and sureties on the official bond of the county treasurer are responsible for the safekeeping and payment of the money.

(b)

The county treasurer shall deliver to the State Treasurer or the Controller all money in the possession of the county treasurer belonging to the estate, if there are no beneficiaries or other persons entitled to the money, or the beneficiaries or other persons entitled to the money do not appear and claim it. Delivery shall be made under the provisions of Article 1 (commencing with Section 1440) of Chapter 6 of Title 10 of Part 3 of the Code of Civil Procedure.