46.—(1) If a new postal administrator is appointed in place of another, the former postal administrator must as soon as reasonably practicable transmit to the new postal administrator all proofs which the former postal administrator has received, together with an itemised list of them.
(2) The new postal administrator shall authenticate the list by way of receipt for the proofs, and return it to the new postal administrator’s predecessor.
(3) From then on, all proofs of debt must be sent to and retained by the new postal administrator.