N.Y. Comp. Codes R. & Regs. tit. 1, § 40.27 – Records to be maintained.

(a) the full name and post office address of each producer from whom the milk dealer has received milk;
(b) the quantity of milk received from each such producer each day; and
(c) such other records as the commissioner deems necessary for the administration of this Part.

Each milk dealer shall maintain accurate records, books of accounts and other data readily available at his or its office or other principal places of business which shall verify the quantity of milk received from producers. Such records shall establish for each plant or other receiving point each month: