(1) The Chief Commissioner may enter special premises without the occupier's consent and without obtaining a warrant if:
(a) the Chief Commissioner believes on reasonable grounds that it is necessary to do so; and
(b) the investigation is an investigation into an immediately reportable matter.
(2) The Chief Commissioner may enter the special premises with such assistance, and by such force, as is necessary and reasonable.
(3) Before entering special premises under subsection (1), the Chief Commissioner must take reasonable steps to give to the occupier of the premises a written notice setting out the occupier's rights and obligations under this Division in relation to the powers that may be exercised under section 36 upon entry.
(4) The Chief Commissioner is not entitled to exercise any of those powers in relation to special premises the Chief Commissioner has entered under subsection (1) if the Chief Commissioner fails to comply with the requirement under subsection (3).