(a) The conservancy may fix and collect fees for the use of any land owned or controlled, or for any service provided, by the conservancy. No fee shall exceed the cost of maintaining and operating the land or of providing the service for which the fee is charged.
(b) The fee revenue and all other revenue received pursuant to this division shall be deposited in the San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy Fund, which is hereby created in the State Treasury. The money in the fund shall be expended by the conservancy, upon appropriation by the Legislature, for the purposes of this division.