(1) This section applies to conduct that:
(a) happened or is alleged to have happened before the commencement date; and
(b) could have been, but was not, the subject of a complaint under the repealed Act.
(2) A complaint about the conduct may be made and dealt with under this Act even if the conduct could not be the subject of a complaint under this Act if it had happened after the commencement date.
(3) Chapter 4 applies (with the necessary modifications) in relation to the conduct.
(4) However, disciplinary action may not be taken against a person under this Act in relation to the conduct that is more onerous than the disciplinary action that could have been taken against the person under the repealed Act in relation to the conduct.