Artikel 6

1. The Customs administrations and other administrations concerned shall do everything in their power to reduce to a minimum the time required for the Customs and other examinations to which goods crossing the frontiers of their country are subject, particularly in the case of:
fast freight;
transport in international transit;
perishable goods, livestock and other goods for which rapid transport is essential;
goods dispatched by fast international trains; and
heavy goods despatched in train-loads.
2. Maximum time-limits for Customs and other examinations may be fixed by the bilateral agreements referred to in article 3.
3. With a view to carrying out the provisions of paragraph 1 of this article, the railway administrations shall notify the competent authorities of the countries of entry and exit in due time of any changes in the frequency, timing and composition of international trains.