N.Y. Comp. Codes R. & Regs. tit. 20, § 90.1
(2) The informational return must be filed on or before the 20th day of March, June, September and December for the quarterly periods ending on the last day of February, May, August and November of each year, respectively, and must reflect the wholesale dealer's activities for the preceding quarter, or fraction thereof. Such return must show, in additional to any other information that the department may require:
Tax Law, §§ 474 and 475
(a)