Water efficiency improvement project defined.

Nev. Rev. Stat. § 271.631

in effect

Water efficiency improvement project means an improvement to real property, facilities or equipment, and all necessary appurtenances and incidentals thereto, with a useful life of not less than 10 years that is designed to: 1. Reduce the water consumption of the real property; or 2. Conserve or remediate water, in whole or in part, on the real property.