At its 2004 Congress in Bucharest, the Universal Postal Union decided that traffic originating from ETOEs is strictly commercial which is not covered by the provisions of the UPU Convention, unless the laws or policies of the destination country allow ETOE traffic to be considered as international mail.
The 2004 Congress of the Universal Postal Union in Bucharest established that postal traffic originating from Electronic Transfer Offices (ETOs) is strictly commercial and not covered by the UPU Convention unless the laws or policies of the destination country permit ETOE traffic to be considered international mail.