(1) The Comptroller - General of Customs may, by signed instrument, declare a class of officers of Customs to be detention officers for the purposes of Subdivision A.
(2) The Comptroller - General of Customs may, by signed instrument, declare a class of officers of Customs to be detention officers for the purposes of Subdivision B.
(3) The Comptroller - General of Customs may, by signed instrument, declare a class of officers of Customs to be detention officers for the purposes of Subdivision C.