(1) A postal packet
(a) required by the provisions of the Post Office Guide or the regulations of the Universal Postal Union to be accompanied by or to have affixed on the postal packet, a parcel declaration or a green label made out by the sender, or
(b) which the proper officer may reasonably suspect to contain any article to which the requirements of sub-regulation (1) apply, shall, if the Commissioner-General so requires, be produced by an officer appointed in that regard by the Director of Posts to the proper officer for examination either at the port of departure from or of arrival in the country or at any other place in the country as the Commissioner-General may direct.
(2) For purposes of sub-regulation (1), the officer of the Post Office shall be considered to be the agent of the importer or the exporter.