The clause would allow customs ofcls to hold up shipments if the destination seemed illogical, such as crossing #Russia to reach #CentralAsia countries.
The preparations are being made, in anticipation of a change in Washington's position, should #Trump be reelected.
Any softening by DC would leave #Europe in a difficult position, as it is the #UnitedStates, w/sweeping powers to punish #sanctions busting globally, that primarily enforces the rules.