"courrier ", lettres, paquets, envois de correspondances et autres objets destinés à être livrés à des entreprises de service postal responsables de leur manipulation, conformément aux dispositions de l'Union Postale Universelle (UPU);
"mail' means letters, packages, dispatches of correspondence and other articles intended for delivery to postal service companies responsible for handling them in accordance with the provisions of the Universal Postal Union (UPU);