(1) If a supplier makes a complaint under section 18 to the accountable authority of a relevant Commonwealth entity , the accountable authority must :
(a) investigate the conduct the subject of the complaint; and
(b) prepare a report of the investigation.
(2) The accountable authority may discontinue the investigation if :
(a) the supplier withdraws the complaint ; or
(b) the supplier informs the accountable authority that the supplier considers the complaint to be resolved; or
(c) in proceedings instituted in a court under this Act in relation to the conduct the subject of the complaint, the court makes either of the following findings:
(i) that the conduct was in contravention of the relevant Commonwealth Procurement Rules (so far as those rules relate to a covered procurement);
(ii) that the conduct was not in contravention of the relevant Commonwealth Procurement Rules (so far as those rules relate to a covered procurement) .
(3) If :
(a) proceedings are instituted in a court under this Act in relation to the conduct the subject of the complaint; and
(b) the continuation of the investigation would be likely to result in prejudice to the p roper administration of justice;
the accountable authority must discontinue the investigation.