any customs office through which a road vehicle, combination of vehicles or container, as defined in the TIR Convention, is imported into or exported from the customs territory of the Community in the course of a TIR operation, office en route - Customs office where goods are imported or exported in the course of a Customs transit operation, läbikäigutolliasutus, piiriületus tolliasutus, tolliasutus läbisõidul