N.Y. Comp. Codes R. & Regs. tit. 16, § 533.3
(a) Every notice indicating discontinuance of service shall:
(1) clearly indicate in nontechnical language:
(2) have printed on the face thereof in a size type capable of attracting immediate attention the following:
“THIS IS A FINAL DISCONNECT NOTICE. TO AVOID INCONVENIENCE, BRING THIS NOTICE TO THE ATTENTION OF THE COMPANY WHEN PAYING THIS BILL.”