N.Y. Uniform Commercial Code Law § 2-307: Delivery in Single Lot or Several Lots

Section 2--307. Delivery in Single Lot or Several Lots.

Unless otherwise agreed all goods called for by a contract for sale

must be tendered in a single delivery and payment is due only on such

tender but where the circumstances give either party the right to make

or demand delivery in lots the price if it can be apportioned may be

demanded for each lot.