In any suit, action or proceeding involving the validity or enforceability of any bond of an authority or the security therefor, any such bond reciting in substance that it has been issued by the authority to aid in financing a housing project, as defined in NRS 315.230, is conclusively deemed to have been issued for such purpose and such project is conclusively deemed to have been planned, located, and carried out in accordance with the purposes and provisions of NRS 315.140 to 315.7813, inclusive.
NRS 315.660