N.Y.C. Admin. Code § 22-140: § 22-140 Construction clause.

Nothing contained in this subchapter shall be construed as in any way limiting the present or future jurisdiction of the public service commission of the state of New York, and nothing contained in this subchapter shall be construed as limiting or repealing any of the provisions of the railroad law of the state of New York. Provided, however, that it shall not be necessary before constructing a railroad as part of terminal facilities to obtain a certificate of convenience and necessity from the public service commission.