(1) A warrant may be
executed by —
(a) the
authorised officer to whom it was issued; or
(b) any
other person who the enforcement agency concerned has designated as an
authorised officer.
(2) A warrant
authorises an authorised officer —
(a) to
enter the premises concerned, using any force against any person or thing that
it is reasonably necessary to use in the circumstances —
(i)
to execute the warrant; and
(ii)
to overcome any resistance to executing the warrant that
is offered, or that the authorised officer reasonably suspects will be
offered, by any person;
and
(b) to
search those premises for the thing (including the document), or to exercise
powers in relation to those premises for the purposes, in respect of which the
warrant was issued.
(3) An authorised
officer executing a warrant —
(a) may
be accompanied by a police officer if necessary for the effective exercise of
the powers conferred by the warrant and this section; and
(b) must
produce the warrant for inspection by a person occupying the premises
concerned if asked by the person to do so.
(4) This section does
not limit the powers conferred on an authorised officer under any other
provision of this Part.