Cal. Business and Professions Code § 403

Any building constructed by the Department of Consumer Affairs under this chapter shall be subject to the supervision of the Department of Consumer Affairs in accordance with rules and regulations established by the Department of Consumer Affairs and the Department of General Services. The Department of Consumer Affairs may, with the approval of the Department of General Services, rent the space therein to any other department and to any board or agency for such rentals and upon such terms and conditions as the Department of Consumer Affairs deems fit. The costs of operation, maintenance, repairs, and other reasonable and necessary expenses shall be paid from rentals. Thereafter, from such net rentals there shall be returned to the General Fund of the state and to such other funds from which contributions were made to the cost of the facilities, amounts commensurate with the financial requirements of the various funds from which contributions were made; the returnable amounts to be determined by the Department of Consumer Affairs, with the approval of the Department of General Services, and not to exceed the amount of the original contributions from the respective funds; provided, however, that interest may be paid on the contributions in the manner and amount determined by the Department of Consumer Affairs with the approval of the Director of General Services.