(1) The powers specified in subsection (4) are exercisable if -
(a) an appropriate officer has reasonable grounds for suspecting that a vehicle contains property that may be seized under section 195C, and
(b) it appears to the officer that the vehicle is under the control of a person who is in or in the vicinity of the vehicle.
(2) The powers are exercisable only if the vehicle is -
(a) in any place to which, at the time of the proposed exercise of the powers, the public or any section of the public has access, on payment or otherwise, as of right or by virtue of express or implied permission, or
(b) in any other place to which at that time people have ready access but which is not a dwelling.
(3) But if the vehicle is in a garden or yard or other land occupied with and used for the purposes of a dwelling, the officer may exercise the powers under subsection (4) only if the officer has reasonable grounds for believing -
(a) that the person does not reside in the dwelling, and
(b) that
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