Duty of master of vessel or aircraft arriving in Singapore in respect of postal articles and mail bags on board
51.—(1) The master of a vessel or aircraft arriving in Singapore shall, without delay, cause every postal article or mail bag on board which is directed to any place in Singapore to be delivered at such place as may be specified by the Corporation or to any employee or agent of the Corporation authorised to receive the same.
(2) The master of a vessel or aircraft arriving in Singapore shall not unload or load any cargo from or into the vessel or aircraft until he has complied with this section.