The Portland Downs Pastoral Company Pty Ltd v Great Northern Developments Pty Ltd

The case before the court involved the Portland Downs Pastoral Company Pty Ltd (Plaintiff) and Great Northern Developments Pty Ltd (First Defendant), along with related proceedings against a second defendant. The Plaintiff had sold its share in a joint venture to the First Defendant, under an agreement that stipulated the purchase consideration was contingent on the First Defendant negotiating a total construction sum of $26 million or less. The court was tasked with determining whether the specified sum excluded GST and if the total construction cost, which was around $31.5 million, fell within the stipulated limit. Additionally, the court had to consider whether the First and Second Defendants were aware of the Plaintiff's personalisation of certain units and whether an extension of the time period for practical completion could be inferred.

The court examined the interpretation of the contract to ascertain if the $26 million figure excluded GST, a matter that was pivotal in determining whether the First Defendant's obligation to pay the purchase consideration was triggered. The court also had to assess the circumstances surrounding the practical completion and whether the two-year period stipulated in the agreement could be extended given the Plaintiff's actions in personalising the units. The court needed to determine if the Second Defendants' conduct or correspondence amounted to a waiver of the Plaintiff's failure to formally extend the time period.

The court found that the specified sum did not exclude GST, and thus, the total construction cost of approximately $31.5 million exceeded the stipulated $26 million limit. Consequently, the First Defendant was not obligated to pay the purchase consideration. The court also ruled that there was insufficient evidence to infer an extension of the two-year period for practical completion, and that the Second Defendants were not estopped from denying their obligation to transfer the units due to the Plaintiff's failure to give formal notice of an extension. Therefore, the Plaintiff's claims against both defendants were dismissed, with costs reserved pending any necessary submissions.