Article 373 of Commercial Code

1 - Every irrevocable documentary credit must include a final date for the validity of the credit and the presentation of documents for payment, acceptance or discounting. 2 - If the date specified for expiry of the credit falls on a bank holiday, the validity period shall be extended to the first working day following the holiday. - Except for holidays, the validity of the credit shall not be extended, even if its expiry date coincides with interruption of the bank's operations due to force majeure circumstances, unless there is express authorization to that effect from the ordering party.