28. (1) The Minister may cause such investigations to be carried out in respect of the operation of any provisions of this Act, and reports in writing made to him or her in respect of such investigations, as he or she considers reasonable and necessary for the proper monitoring of the assignment and use of identifiers.

(2) A specified person, professional regulatory body, authorised disclosee and the Executive shall co-operate with a person carrying out an investigation referred to in subsection (1) in so far as such co-operation relates to the investigation.