Notwithstanding any other provision of this code to the contrary, when the authority acts in the capacity of fiscal agent, authorizing authority or some other capacity for any agency, department, instrumentality or public corporation of the state which is issuing or purchasing bonds or notes, the authority may, in the exercise of its responsibilities, enter into trust agreements with one or more trust companies or banking institutions having trust powers, located within or without the state, with respect to the receipt, investment, handling, payment and delivery of funds of such agency, department, instrumentality or public corporation. The authority is entitled to reimbursement for the expenses of the authority incident to performing such services, including the fees and expenses of third parties providing services to the authority with respect thereto, from the proceeds of bonds or notes or of the revenues derived by such agency, department, instrumentality or public corporation.