42.—(1) Where outside Northern Ireland any firearm is sold or otherwise disposed of by a transferor whose acquisition or purchase of the firearm was authorised by a firearm certificate, the transferor shall within 7 days of the disposal send notice of it to the Chief Constable.
(2) Any person who without reasonable excuse fails to comply with paragraph (1) shall be guilty of an offence.
(3) Where, outside Northern Ireland—
(a)a firearm to which a firearm certificate relates is deactivated, destroyed or lost (whether by theft or otherwise); or
(b)any ammunition to which a firearm certificate relates is lost (whether by theft or otherwise),
the certificate holder who was last in possession of the firearm or ammunition before that event shall within 7 days of the event send notice of it to the Chief Constable.
(4) Any person who, without reasonable excuse, fails to comply with paragraph (3) shall be guilty of an offence.
(5) A notice required by this Article shall—
(a)describe the firearm or ammunition in question (giving the identification number of the firearm and the reference number of the certificate if any); and
(b)state the nature of the event and, in the case of a disposal, the name and address of the other party.