(1) An inspector may, to the extent that it is reasonably necessary for the purpose of ascertaining whether Part 21 has been complied with, enter, at any time during the day or night, any premises that the inspector has reasonable cause to believe are premises to which this section applies and:
(a) search the premises; or
(b) inspect and take photographs, or make sketches, of the premises or any substance or thing at the premises; or
(c) inspect any document kept at the premises; or
(d) remove, or make copies of, any such document.
This section has effect subject to subsections (2) and (3).
(2) An inspector may not, under subsection (1), enter premises that are a residence unless the occupier of the premises has consented to the entry.
(3) An inspector is not entitled to exercise any powers under subsection (1) in relation to premises if:
(a) the occupier of the premises has required the inspector to produce his or her identity card for inspection by the occupier; and
(b) the inspector fails to comply with the requirement.
(4) This section applies to premises at which:
(a) activities that are the subject of regulation under Part 21 are engaged in; or
(b) records relating to any such activities are kept.