On 22 October 1999 the Council authorised the Commission of the European Communities to negotiate with each of the non-Community partner countries which are Contracting Parties to the Convention, an Agreement in the form of an Exchange of Letters on the extension of the CCN/CSI to each of them.
Dne 22. oktobra 1999 je Svet pooblastil Komisijo Evropskih skupnosti, da se pogodi z vsako državo partnerico, ki ni članica Skupnosti, je pa pogodbenica Konvencije, o Sporazumu v obliki izmenjave pisem o razširitvi CCN/CSI.