California Code, Public Resources Code - PRC § 43213

The enforcement agency may, upon a majority vote of its local governing body, prescribe, revise, and collect fees or other charges from each operator of a solid waste facility or from any person who conducts solid waste handling if the local governing body having ratesetting authority has approved rate adjustments to compensate the solid waste hauler or solid waste facility operator for the amount of the fee or charges imposed pursuant to this section.  The fee or other charge shall be based on the weight, volume, or type of solid waste which is received or handled by any such operator or person or on any other appropriate basis or any combination of the foregoing.  In no case shall the fee or other charge imposed by the enforcement agency under this section exceed the actual cost of the solid waste enforcement authorized under this title.