The Agency shall be open to the participation of European third countries which are contracting parties to the Chicago Convention and which have entered into agreements with the European Community whereby they adopted and apply Community law in the field covered by this Regulation and its implementing rules.

Under the relevant provisions of these agreements, arrangements will be developed which shall, inter alia, specify the nature and extent of, and the detailed rules for, the participation by these countries in the work of the Agency, including provisions on financial contributions and staff.