Artikel 18

Either Contracting Party may at any time give notice through diplomatic channels to the other Contracting Party of its decision to terminate the present Agreement. A copy of the notice shall be sent simultaneously to the International Civil Aviation Organization. In such case the present Agreement shall be terminated twelve (12) months after the date of receipt of the notice by the other Contracting Party, unless by agreement between the Contracting Parties the notice under reference is withdrawn before the expiration of that period. If the other Contracting Party fails to acknowledge receipt, the notice shall be deemed to have been received fourteen (14) days after the date of receipt of its copy by the International Civil Aviation Organization.