N.Y. UCC Law § 2-705

Section 2--705. Seller's Stoppage of Delivery in Transit or Otherwise.\n (1) The seller may stop delivery of goods in the possession of a\ncarrier or other bailee when he discovers the buyer to be insolvent\n(Section 2--702) and may stop delivery of carload, truckload, planeload\nor larger shipments of express or freight when the buyer repudiates or\nfails to make a payment due before delivery or if for any other reason\nthe seller has a right to withhold or reclaim the goods.\n (2) As against such buyer the seller may stop delivery until\n (a) receipt of the goods by the buyer; or\n (b) acknowledgment to the buyer by any bailee of the goods except\n a carrier that the bailee holds the goods for the buyer; or\n (c) such acknowledgment to the buyer by a carrier by reshipment\n or as a warehouse; or\n (d) negotiation to the buyer of any negotiable document of title\n covering the goods.\n (3) (a) To stop delivery the seller must so notify as to enable the\n bailee by reasonable diligence to prevent delivery of the\n goods.\n (b) After such notification the bailee must hold and deliver the\n goods according to the directions of the seller but the\n seller is liable to the bailee for any ensuing charges or\n damages.\n (c) If a negotiable document of title has been issued for goods\n the bailee is not obliged to obey a notification to stop\n until surrender of possession or control of the document.\n (d) A carrier who has issued a non-negotiable bill of lading is\n not obliged to obey a notification to stop received from a\n person other than the consignor.\n