(1) This section applies if the energy ombudsman has started an investigation into a dispute referral.
(2) The non-entity party is not prevented from starting a proceeding about the relevant dispute.
(3) However, if the non-entity party starts a proceeding about the relevant dispute, the investigation ends.
(4) The following are not justiciable in a proceeding, other than under the Judicial Review Act 1991, at the instigation of the relevant entity--
(a) the subject of the relevant dispute;
(b) any issue that emerges in the course of the investigation.