Back to Back LCs is issued on behalf of a customer against the security of Export LCs for procurement of raw materials either locally or from abroad and makes timely shipments. The customer is entitled to open BTB LC 75% to 100% of the FOB value of the Export LC. More than one BTB import LC can be issued against one or more export LCs.
The Government of Bangladesh has advised a special procedure under which the export oriented garment units are allowed to import their raw materials free of duty under the bonded warehouse arrangement. Back-to-Back letter of credit, in essence, is used to import the inputs generally on credit terms up to 180 days on the strength of the foreign LC received from the overseas buyers.