Article 27
1. The Deputy Secretary-General shall forward requests for contributions to each State referred to in Article 25 by letter through the national administrations whose details have been notified to him. 2. The letter concerned shall contain the following information: (a) the decision to adopt the budget or, in the event of Article 9 being invoked, the decision to call up contributions by provisional twelfths; (b) the amount to be paid by each State, calculated in euro in accordance with the scale referred to in Article 26; (c) the details necessary for paying the contribution. 3. Contributions shall be paid into the bank account referred to in Article 21. 4. The contributions shall be payable in euro.