Unless otherwise provided by home rule charter or contractual agreements, user fees to be charged at any privately owned solid wastes disposal site and facility shall not be increased unless notice of such increase is published in a newspaper of general circulation within the county where such site and facility is located at least once thirty days prior to the effective date of such increase. The provisions of this section shall not apply to any hazardous waste disposal site.
C.R.S. § 30-20-116