(a) A political subdivision or solid waste producer shall give preference in contracting for the disposal of solid waste to license or permit holders who use processes and technologies that reduce the volume of sludge and hazardous waste that is being disposed of through beneficial use land application, landfill disposal, and other methods.
(b) Technology that reduces the volume of solid waste, destroys the solid waste, or renders the solid waste inert is preferred to methods referred to under Subsection (a), to minimize the possibility of hazardous materials entering the state's air, waterways, and water sources.