Letter of Instruction

Shipper's Letter of Instruction (sli) in International Trade

Meaning of Shipper's Letter of Instruction (sli), according to the Dictionary of International Trade (Global Negotiator): A form issued by a shipper to authorize a carrier to issue a bill of lading or an air waybill on the shipper's behalf. The form contains all details of shipment and authorizes the carrier to sign the bill of lading in the name of the shipper see bill of lading. See shipping instructions.