Nev. Rev. Stat. § 40.672
Except as otherwise provided in NRS 40.670, if a contractor, subcontractor, supplier or design professional receives written notice of a constructional defect not more than 1 year after the close of escrow of the initial purchase of the residence, the contractor, subcontractor, supplier or design professional shall make the repairs within 45 days after receiving the written notice unless completion is delayed by the claimant or by other events beyond the control of the contractor, subcontractor, supplier or design professional, or timely completion of repairs is not reasonably possible. The contractor, subcontractor, supplier or design professional and claimant may agree in writing to extend the period prescribed by this section. If a contractor or subcontractor fails to comply with this section, the contractor or subcontractor is immediately subject to discipline pursuant to NRS 624.300.
NRS 40.672