(1) A complaint may be made about conduct of an Australian legal practitioner irrespective of when the conduct is alleged to have occurred.(2) However, a complaint cannot be dealt with (otherwise than to dismiss it) if the complaint is made more than 3 years after the conduct is alleged to have occurred, unless the Board determines that (a) it is just and fair to deal with the complaint having regard to the delay and the reasons for the delay; and(b) the complaint is capable of amounting to an allegation of professional misconduct and it is in the public interest to deal with the complaint.(3) A determination made under subsection (2) is final and cannot be challenged in any proceedings by the complainant or the Australian legal practitioner concerned.