''(1) Copies made out of the Union of Burma of any work in which copyright subsists which if made in the Union of Burma would infringe copyright, and as to which the owner of the copyright gives notice in writing by himself or his agent to the Chief Customs officer, as defined in the Sea Customs Act, that he is desirous that such copies should not be imported into the Union of Burma, shall not be so imported, and shall, subject to the provisions of this section, be deemed to be prohibited imports within the meaning of section 18 of the Sea Customs Act. (2) Before detaining any such copies, or taking any further proceedings with a view to the confiscation thereof, such Chief Customs officer, or any other officer appointed by the Chief Customs authority in this behalf, may require the regulations under this section, whether as to information, security, conditions or other matters, to be complied with, and may satisfy himself, in accordance with these regulations, that the copies are such as are prohibited by this section to be imported...''