Nev. Rev. Stat. § 315.051
1. The notices required by NRS 315.041 must be served in any manner required by federal law or regulation concerning the eviction of the tenant from those premises, or as a condition to the receipt of federal money, or, in the absence of such a requirement, the notice may be served:
2. Before an order to remove a tenant is issued pursuant to NRS 315.041, a housing authority or a landlord must file with the court a proof of service of any notice required by that section. This proof must consist of a statement, signed by the tenant and a witness, acknowledging that the tenant received the notice on a specified date, or:
(Added to NRS by 1989, 1226)