N.Y. Pub. Auth. Law § 1202

§ 1202. Purposes of the authority. 1. The purposes of the authority\nshall be the acquisition of the transit facilities operated by the board\nof transportation of the city, the operation of transit facilities in\naccordance with the provisions of this title for the convenience and\nsafety of the public on a basis which will enable the operations\nthereof, exclusive of capital costs, to be self-sustaining, and, in\ncoordination with the metropolitan transportation authority and the\nTriborough bridge and tunnel authority, the continuance, further\ndevelopment and improvement of commuter transportation and other\nservices related thereto within the metropolitan commuter transportation\ndistrict and the development and implementation of a unified mass\ntransportation policy for such district.\n 2. It is hereby found and declared that such purposes are in all\nrespects for the benefit of the people of the state of New York and the\nauthority shall be regarded as performing a governmental function in\ncarrying out its corporate purpose and in exercising the powers granted\nby this title.\n