Independent Broad-Based Anti-Corruption Commission Act 2011

This section applies to—

any legal proceeding;

any proceeding of any tribunal, authority or person having power to require the production of documents or the answering of questions, other than Integrity Oversight Victoria;

any disciplinary process or action.

In any proceeding, process or action to which this section applies, a protected person is not compellable to disclose any matter or thing of which the person has knowledge as a result of the performance of the duties and functions or the exercise of powers of the person or the IBAC under this Act or any other Act, unless the IBAC certifies in writing that in the IBAC's opinion the giving of evidence by the protected person is in the public interest.