1.Any bank account shall be opened at a first-rate financial institution with its head office in a Member State and shall be a current or a short-term account in euro. In duly warranted circumstances, and after approval of the administrator, accounts may be opened at financial institutions with head office outside the Member States.
2.In duly warranted circumstances, accounts may be opened in currencies other than the euro.
3.The contributions from contributing States shall be paid into these bank accounts. They shall be used to make the necessary advances to the operation commander for the implementation of expenditure relating to the common costs of a military operation.
4.The contributions pursuant to Article 28 and 30 shall each be paid in separate bank accounts. They shall be used to implement the expenditures for which the administration has been entrusted to Athena as specified in the respective Articles.