Original Invoice + Packing list duly signed & stamped by the importer.
Original Bill of Lading and/or Airway Bill ( as the case may be) duly Endorsed by the importer on the back.
Certificate of insurance(in case of CIF shipment).
Certificate of origin.
Gatt Declaration.
Import licence (in case of restricted item or imports under any licensed scheme such as EPCG and Advance Authorisation etc)
Illustrative write-up or literature / catalogue in case of import of machinery, Electrical/ mechanical fittings and product composition in case of chemicals and similar other items.