Notwithstanding any other provision in this chapter, any municipality, sanitary district, other political subdivision of this state, or any combination thereof which maintains, has installed, or plans to install sewer utilities for public use may establish, by ordinance or resolution, fair and equitable rates and charges for sewer utilities to be paid by the users of the sewer utilities and others connected thereto. The rates and charges may be established to recover past capital costs and pay for the capital costs of developing new capacity. For the purposes of this section, the term, capital costs, includes:
The rates and charges may be assessed separately or added to other rates established pursuant to this chapter. Two or more municipalities, sanitary districts, political subdivisions of this state, or any combination thereof, may enter into an agreement or contract with each other, or otherwise enter into an agreement as permitted by law, for the provision of sewer utilities. For the purposes of this section, the term, sewer utility, means any main, trunk, service sewer, sanitary and storm sewer, and septic or treatment facility, drain, pumping station, lift station, interceptor, force main, manhole, flow equalization structure, and any other equipment, material, and facility related thereto.
SDCL 9-48-32.1