Yamaji v Westpac Banking Corporation

The case of Yamaji v Westpac Banking Corporation involved the plaintiffs seeking leave to amend their statement of claim and to consolidate two related actions. The application was before the Federal Court of Australia. The plaintiffs, Yamaji, were seeking to amend their claim to include significantly different allegations from those initially presented. The primary legal issue the court had to address was whether the plaintiffs could amend their statement of claim to present a case that differed substantially from the one for which the Attorney-General's fiat was granted. Additionally, the court needed to decide whether the plaintiffs' application to consolidate two related actions should be allowed.

The court found that the proposed amended statement of claim presented a significantly different case from the one for which the Attorney-General's fiat was granted. The court held that the plaintiffs were not entitled to amend their statement of claim to include new allegations without obtaining a new fiat. Given the substantial differences in the cases, the court concluded that leave to amend the statement of claim should be refused. The court also dismissed the application to consolidate the two actions, finding that the proposed consolidation would not serve the interests of justice. Consequently, the plaintiffs' applications were dismissed, and they were ordered to pay costs to the respondents. The court further ordered that unless the plaintiffs discontinued their actions by a specified date, the related action would be dismissed with costs.