Any extension of a utility's lines from existing facilities to a new residential development must be constructed underground from the nearest line or source of sufficient capacity if the line or source is not more than 100 feet from the closest boundary of the development. The 100 feet must:
1. Be calculated on the basis of the most direct route from the nearest line or source of sufficient capacity to the closest boundary of the development; and2. Exclude any portion of the extension which is a main or primary line and is to be installed under and across, as opposed to along, a public way or street.Nev. Admin. Code § 704A.260
Pub. Service Comm'n, Gen. Order 9 Rule I, eff. 11-1-69-NAC A 3-15-84NRS 703.025, 704.260, 704.280, 704A.300