[F1Article 450d U.K.
The Member States shall assist each other in determining the authorities competent for recovery.
[F2Those authorities shall inform the office of departure and the office of guarantee of all cases in which a customs debt was incurred in connection with Community transit declarations accepted by the office of departure, and of the action taken against the debtor to recover the sums concerned. Furthermore, they shall inform the office of departure of the collection of duties and other charges, in order to enable the office to discharge the transit operation.] ]