(1) A municipality shall be subject to the same charges and rates established as provided in § 14-235-223, or to charges and rates established in harmony with them, for service rendered the municipality and shall pay the rates or charges when due from corporate funds.
(2) The payments shall be deemed to be a part of the revenues of the works as defined in this subchapter and shall be applied as provided in this subchapter for the application of such revenues.