N.Y. Public Authorities Law § 1020-M*2
* § 1020-m. Exemption from taxes. 1. It is hereby determined that the creation of the authority and the carrying out of its corporate purposes is in all respects for the benefit of the people of the village and its environs, and is a public purpose, and the authority shall be regarded as performing a governmental function in the exercise of the powers conferred upon it by this title and shall not be required to pay any taxes, special ad valorem levies or special assessments upon any of the properties acquired by it or under its jurisdiction or control or supervision or upon its activities or any filing, recording or transfer fees or taxes in relation to instruments filed, recorded or transferred by it or on its behalf.