Privileged transit traffic or corridor traffic is traffic of one country across the territory of another country without usual customs and passport checks.[ citation needed ] The corresponding line of communication (usually a railway) is called the (privileged) traffic corridor and a train used in this kind of transit is called a corridor train (German : Korridorzug, Italian : Treno-corridoio). The reason for such arrangements is usually border changes or border creation which cut through an existing transport corridor.
Examples are listed with headlines for the country enjoying the transit privilege, not the country offering it.
In former Soviet Union, railways were built before the internal borders were made at present places, or not regarding them. Trains might go a stretch into another country and back. Some examples are:
Air traffic has in general a number of privileged transit traffic rights, making it suitable to reach enclaves or isolated countries, and for longer-distance flights.
Most but not all countries offer these privileges.
Negotiations between the two parties resulted in the implementation of measures to take into account the specificity of the enclave from 2002 onwards. These include ... Rail Transit Facilitation Document (FRTD) issued upon the purchase of a train ticket ... Since the entry of Poland and Lithuania into the Schengen area in December 2007, the issuance of free multiple visas has ceased.