Other than this

Article 12.3

and Articles 11.1, 11.2, 12.1 and 12.2, which will become legally effective and enter into full force and effect upon the date of signature of this Contract, this Contract shall become effective on the date (the "Date of Effectiveness") specified in a letter from the Bank to the Borrower confirming that the Bank has received evidence that all necessary official and governmental approvals, including the ratification by the national