N.H. Rev. Stat. Ann. § 374-A:2
Notwithstanding any contrary provision of any general or special law relating to the powers and authorities of domestic electric utilities or any limitation imposed by a corporate or municipal charter, but subject to the conditions set forth in this chapter, a domestic electric utility shall have the following additional powers:
II. To enter into and perform contracts and agreements for such joint or separate planning, financing, construction, purchase, operation, maintenance, use, sharing costs of, ownership, mortgaging, leasing, sale, disposal of or other participation in electric power facilities, or portions thereof, or the product or service therefrom, or securities issued in connection with the financing of electric power facilities or portions thereof, including, without limitation, contracts and agreements for the payment of obligations imposed without regard to the operational status of a facility or facilities and contracts and agreements with domestic or foreign electric utilities for the sale or purchase of electricity from an electric power facility or facilities for long or short periods of time or for the life of a specific electric generating unit or units. Such contracts and agreements may contain provisions for arbitration, delegation, non-unanimous amendment and any other matters deemed necessary or desirable to carry out their purposes.
Nothing in this section shall be construed to authorize a domestic electric utility to sell electricity at wholesale or retail within or without this state except:
Source. 1975, 501:1, eff. June 24, 1975.