Sanrus Pty Ltd v Monto Coal 2 Pty Ltd (No 4)

Sanrus Pty Ltd v Monto Coal 2 Pty Ltd (No 4) involved a dispute concerning the admissibility of expert evidence in civil proceedings within the Supreme Court of Queensland. The plaintiffs and defendants sought to present expert evidence that exceeded the limitations set by prior case management orders. The defendants argued that the plaintiffs required explicit permission to introduce new expert evidence that was substantive rather than merely a response to the defendants' evidence.

The court had to determine whether the plaintiffs should be allowed to adduce further expert evidence beyond what was permitted by the case management orders. This involved examining whether the additional expert evidence was substantive in nature or merely a reply to the defendants' evidence, and whether leave should be granted for the plaintiffs to present this evidence at trial.

The court ruled that the plaintiffs should be granted leave to rely on certain parts of the joint expert reports and responsive expert reports necessitated by this decision. The court also mandated that these reports be filed and served within specified timeframes and that the plaintiffs be allowed to amend their evidence as requested. The court further directed the parties to agree on a revised trial plan that included the delivery of the reports and the scheduling of expert witness testimonies. If the parties could not reach an agreement, they were instructed to present their differing trial plans to the court for resolution. Additionally, the court imposed a restriction on the introduction of any new expert evidence at the trial hearing unless expressly permitted.

This decision ensures that the trial proceeds in an orderly manner, with clear guidelines on the use of expert evidence, thereby facilitating a fair and efficient resolution of the dispute.