46. Notice to be given to post office of departure of vessel

Every owner or agent of a contract carrier or vessel, proposing to despatch such contract carrier or vessel from any port or place in Brunei

Darussalam to any other port or place within or outside Brunei Darussalam, shall give to the officer in charge of the post office of the port or place —

reasonable notice in writing of —

the day and hour of the intended departure of such contract carrier or vessel; and

immediate notice in writing of any alteration in the day or hour of departure or of the ports or places of call, in order that such officer may notify to the public the day and hour for closing the mails (if any) to be made up for such contract carrier or vessel.