1. The commission shall have no jurisdiction, supervision, powers or duties with respect to any corporation which is owned or controlled in whole or in part by a gas corporation, an electric corporation or a gas and electric corporation subject to the jurisdiction of the commission the primary function of which is the leasing, as lessor or lessee and/or operating of a facility or facilities for the manufacture of electricity or steam, as is permitted by and provided in article 18-A of the general municipal law, provided that such facility or facilities are located on a parcel of land consisting of more than two hundred acres and formerly owned by the United States government and in any county of the state having a population of two million inhabitants or more and where the electric or steam service does not cross streets which are publicly maintained and open to the use of the public at large. 2. The provisions of this section shall apply only to corporations which have entered into an initial lease executed prior to July first, nineteen hundred eighty.
New York Legal Code