I de tre år, der gik forud for tiltrædelsen af konventionen bidrog Fællesskabet i betydelig grad sammen med andre deltagere i konventionen til at forberede ansøgerlandene, således at toldmyndighederne og operatørerne var fuldt informerede om den fælles forsendelsesordning og fuldt forberedte på at anvende ordningen.
During the three years preceding adhesion to the common transit system, the Community, together with the other parties to the Convention, contributed significantly to the preparation of these candidate countries in order to ensure that the customs administrations and operators were fully briefed about these systems and trained and prepared for their use.