RSA 362:2 Public Utility.

I. The term "public utility" shall include every corporation, company, association, joint stock association, partnership and person, their lessees, trustees or receivers appointed by any court, except municipal corporations and county corporations operating within their corporate limits, owning, operating or managing any plant or equipment or any part of the same for the conveyance of telephone or telegraph messages or for the manufacture or furnishing of light, heat, sewage disposal, power or water for the public, or in the generation, transmission or sale of electricity ultimately sold to the public, or owning or operating any pipeline, including pumping stations, storage depots and other facilities, for the transportation, distribution or sale of gas, crude petroleum, refined pet