Medical Practitioners Act 1995

   73. Exclusion of liability---(1) Where---
   (a) Any person (in this subsection referred to as the relevant person)
         engages in any conduct in good faith in connection with a
         declared quality assurance activity; and
   (b) That conduct adversely affects any right or interest of another
         person who is a medical practitioner,---
 no civil proceedings, other than proceedings in respect of a breach of
 the rules of natural justice that is alleged to have occurred in the
 course of that conduct, shall lie against the relevant person in respect
 of that conduct.

   (2) This section continues to apply in respect of conduct that was
 engaged in by any person in connection with a declared quality assurance
 activity even though that activity has since ceased to be a declared
 quality assurance activity.
     Cf. Health Insurance Act 1973 (Aust.), s. 124ZB