Wilson v Arwon Finance Pty Ltd

In this appeal, Wilson, the appellant, sought to enforce a promissory estoppel against Arwon Finance Pty Ltd, the respondent, in relation to a loan agreement. The primary judge found that the appellant did not hold the assumption that the respondent would first seek recourse to a security interest before pursuing personal recovery, and that such an assumption, if held, would not have been reasonable. The appellant appealed, arguing that the primary judge erred in both the application and understanding of the doctrine of promissory estoppel and in making certain findings of fact.

The legal issues before the court involved whether the primary judge misapprehended and misapplied the decision in Crown Melbourne Ltd v Cosmopolitan Hotel (Vic) Pty Ltd by finding that the assumption of recoverability was not reasonable, rather than whether it was reasonably open to the appellant. The court also considered whether the primary judge erred in not providing adequate reasons for the factual finding that the appellant did not hold the recoverability assumption, and whether there were errors in the findings regarding the appellant's reliance on the assumption and the potential detriment caused by the respondent's departure from the assumption.

The court found that the primary judge did not misapply the doctrine of promissory estoppel but rather did not address the issue of whether the assumption was reasonably open to the appellant. The court held that the primary judge's reasoning was inadequate in failing to consider whether the assumption was reasonably open to the appellant. The court further found that the primary judge erred in his findings concerning the appellant's reliance on the assumption and the potential detriment caused by the respondent's departure from the assumption. The appeal was allowed, and the matter was remitted to the primary judge for further consideration.

The court made orders that the appeal be allowed, the decision of the primary judge be set aside, and the matter be remitted to the primary judge for further consideration in light of the findings of the court. The appellant was also awarded costs of the appeal.