(1) For the purposes of an investigation under this Act, the ombudsman or an authorised person may, at any reasonable time of the day, enter any place occupied by an agency and may carry on the investigation at the place.
(2) For the purposes of an investigation under this Act, an authorised person is entitled to inspect any documents relevant to the investigation that are kept at premises entered under this section at a reasonable time of the day arranged with the principal officer of the agency concerned.
(3) Subsection (2) does not restrict the operation of section 11.