(a) A public body under this subchapter may extend its collection system and provide wastewater services to any customer located outside the jurisdictions of the public body's participating public agencies.
(b) Use of the consolidated wastewater system and extensions of services under this section may be made at such rates and charges and on such other terms as the board of commissioners finds just and reasonable, and the rates and charges need not be the same as the rates and charges charged customers within the jurisdictions of the public body's participating public agencies.