(1) Without limiting the meaning of "possession", for the purposes of any proceedings under this Act, a firearm, ammunition or a silencer is taken to be in the possession of a person if it is in or on any premises owned, leased or occupied by, or in the care, control or management of, the person unless the court is satisfied that:
(a) the firearm, ammunition or silencer was placed in or on, or brought into or on to, the premises by or on behalf of a person who was lawfully authorised by or under this Act to possess the firearm, ammunition or silencer; or
(b) the person did not know and could not reasonably be expected to have known that the firearm, ammunition or silencer was in or on the premises; or
(c) on the evidence before it, the person was not in possession of the firearm, ammunition or silencer.
(2) In this section:
"firearm" includes a prohibited firearm.
"premises" includes a place, vehicle, vessel or aircraft.