If an L/C issuing bank sends an advice of acceptance to the negotiating bank advising due date, and the negotiating bank then wishes to recall the documents (without reason), what do you believe are the issuing banks responsibilities around returning documents?

This has stirred a debate among our team. Field 48 of l/c states '21 days after shipment but in any event within the validity of the l/c' . Discrepancy has been noted - Early presentation. . I do not agree with this on the basis that field 48 is a defined SWIFT field which identifies this as the per...