The bonds and the interest thereon, together with all properties and facilities of the authority owned or used in connection with the water, wastewater system, or stormwater system, and all the moneys, revenues, and other income of the authority derived from the water, wastewater system, or stormwater system shall be exempt from all taxation by the state of West Virginia or any county, municipality, political subdivision, or agency thereof.
W. Va. Code § 16-13D-17