NRS 315.051
Service of notices: Manner and proof.
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:(a)
By delivering a copy to the tenant personally, in the presence of a witness; or(b)
If the tenant cannot be found with reasonable diligence, by leaving a copy with a person of suitable age and discretion at the premises or the tenant’s usual place of business, mailing a copy to the tenant at the premises or the tenant’s usual place of business, and posting a copy in a conspicuous place on the premises.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:(a)
The endorsement of a sheriff, constable or other process server stating the time and manner of service; and(b)
If service is accomplished in a manner which requires that a copy of the notice be mailed to the tenant, a certificate of mailing issued by the United States Postal Service.
Source:
Section 315.051 — Service of notices: Manner and proof., https://www.leg.state.nv.us/NRS/NRS-315.html#NRS315Sec051.