ATION. DO NOT MAIL A PAPER COPY OF THE RETURNS TO THE NYS DEPT OF TAXATION. RETURN TR-579-PT TO US BY MARCH 15, 2018. PLEASE REFER TO THE NY IT-204-LL ACH DEBIT REPORT FOR BANK INFORMATION. YOUR COPY OF THE RETURN IS ENCLOSED FOR YOUR FILES. WE SUGGEST THAT YOU RETAIN THIS COPY INDEFINITELY. VERY TRULY YOURS, D