(1) Subject to subsections (2) and (3), an authorised person may, for the purpose of finding out whether this Act or the regulations have been complied with:
(a) enter any premises; and
(b) exercise the powers set out in subsection 48(1) and section 48BA.
(2) The authorised person must not enter the premises unless:
(a) the occupier of the premises has consented to the entry; or
(b) the entry is made under a warrant issued under section 49.
(3) An authorised person is not entitled to exercise any powers under subsection (1) in relation to premises if:
(a) the occupier of the premises has required the authorised person to produce his or her identity card for inspection by the occupier; and
(b) the authorised person fails to comply with the requirement.