SDCL § 49-16A-100.1: Right of utilities to cross over or under railroad right-of-way--Fee--Regulation and negotiation.

Each electric utility, public utility, gas utility, municipal utility, municipal power agency, joint action agency, consumers power district, pipeline company, telecommunications company, and rural water system has the right to cross over or under the railroad right-of-way for the placement of facilities, upon payment of a reasonable fee, subject to reasonable regulation and negotiation in good faith as to location, placement, and compensation, when the placement of facilities is outside the public right-of-way.