N.Y. Real Prop. Acts. Law § 235-g

§ 235-g. Electronic billing and/or payment of rent. 1. A landlord\nshall not require a lessee or tenant to use an electronic billing and/or\npayment system as the only method for the payment of rent. A landlord\nshall not assess any fee or other charge for a lessee or tenant that\nchooses not to use an electronic billing and/or payment system.\n 2. Any agreement by a lessee or tenant of a dwelling waiving or\nmodifying his or her rights as set forth in this section shall be void\nas contrary to public policy.\n