Section 624.915 - "Work concerning a residential pool or spa" defined1. "Work concerning a residential pool or spa" means any of the following acts, if performed for a fee: (a) The design, construction, repair, maintenance, restoration, alteration or improvement of any residential swimming pool or spa, regardless of use, including the repair or replacement of existing equipment or the installation of new equipment, as necessary; or(b) Any consultation or supervision concerning such work.2. The scope of such work includes layout, excavation, operation of construction pumps for removal of water, steelwork, construction of floors, installation of gunite, fiberglass, tile and coping, installation of all perimeter and filter piping, installation of all filter equipment and chemical feeders of any type, plastering of the interior, construction of decks, installation of housing for pool equipment and installation of packaged pool heaters.3. The scope of such work also includes the installation of plumbing, including, without limitation, connections to potable water, and the installation of gas lines if the contractor holds classifications for such work pursuant to NRS 624.925.(Added to NRS by 1997, 2698; A 2001, 2977; 2005, 2377)-(Substituted in revision for part of NRS 597.713)(Added to NRS by 1997, 2698; A 2001, 2977; 2005, 2377)-(Substituted in revision for part of NRS 597.713)