(1) An authorised officer seeking an occupier's consent to enter premises must:
(a) show the officer's identity card to the occupier; and
(b) give the occupier the reasons why the entry is sought; and
(c) inform the occupier that the occupier may refuse to give consent.
(2) An authorised officer is not entitled to remain on premises if the authorised officer does not show the identity card to an occupier of those premises.
(3) Having entered premises, an authorised officer may remain on the premises for as long as is reasonably necessary to enable the officer to perform the officer's functions.
(4) This section does not affect any powers a police officer may exercise under another law.