1(1)An order made under the principal section with the consent of the Commissioners of Customs and Excise may provide for the enforcement and execution of any order or direction under the principal section by officers of customs and excise.
(2)Officers of customs and excise acting under any provision made under sub-paragraph (1) above shall have power to enter any premises or Vessel.
(3)Section 53 of the [1952 c. 44.] Customs and Excise Act 1952 (power to refuse or cancel clearance of ship or aircraft) shall apply as if the principal section and this Schedule were contained in that Act.