56.—(1) Any constable may search for and seize any firearms or ammunition which he has reason to believe are being removed or have been removed, in contravention of an order made under Article 48 or of an order prohibiting the removal of firearms or ammunition from Great Britain to Northern Ireland made under section 6 of the Firearms Act 1968 (c. 27).
(2) A person having the control or custody of any firearms or ammunition in course of transit shall, on demand by a constable—
(a)allow him all reasonable facilities for their examination and inspection; and
(b)produce any documents relating to them in the possession of that person.
(3) A person who fails to comply with paragraph (2) shall be guilty of an offence.