N.H. Rev. Stat. § 374-A:8
Electric generating stations, electric substations, and lines for transmission of electricity which are electric power facilities, irrespective of the destination and ultimate use of the electricity to be so generated and transmitted, shall be electric generating stations, electric substations, and lines for transmission of electricity for which an electric utility, domestic or foreign, may petition under RSA 371 for permission to take lands, rights or easements by eminent domain or for a license to construct and maintain facilities over, under or across public waters or state lands, provided that the commission shall find that such facilities will provide a substantial benefit to the public in this state.
RSA 374-A:8
1975, 501:1, eff. June 24, 1975.