Rinehart & Anor v Hancock Prospecting Pty Ltd & Ors; Rinehart & Anor v Georgina Hope Rinehart (In her personal capacity and as trustee of the Hope Margaret Hancock Trust and as Trustee of the HFMF Trust) & Ors

The High Court of Australia heard appeals in two related proceedings concerning disputes over the ownership and control of significant mining assets and the administration of family trusts. The primary parties were Gina Rinehart and her children, John Hancock and Hope Rinehart (the appellants), and Hancock Prospecting Pty Ltd, a company controlled by Gina Rinehart, and Gina Rinehart in her personal capacity and as trustee of various trusts (the respondents). The core of the dispute revolved around allegations of misleading and deceptive conduct, breach of fiduciary duty, and claims relating to the beneficial ownership of shares in Hancock Prospecting.

The central legal issues before the High Court included whether the primary judge erred in finding that Gina Rinehart had engaged in misleading and deceptive conduct in contravention of the *Trade Practices Act 1974* (Cth) and the *Australian Securities and Investments Commission Act 2001* (Cth) by failing to disclose certain information to her children regarding the potential for a significant increase in the value of iron ore tenements. Further, the court considered whether the primary judge correctly determined that Gina Rinehart had breached her fiduciary duties as trustee of the Hope Margaret Hancock Trust and the HFMF Trust by failing to act in the best interests of the beneficiaries and by engaging in conduct that was not for their benefit. The appeals also concerned the proper construction of trust deeds and the beneficial ownership of shares in Hancock Prospecting.

The High Court, in a joint judgment, found that the primary judge had erred in concluding that Gina Rinehart had engaged in misleading or deceptive conduct. The court held that the conduct in question did not meet the statutory tests for misleading or deceptive conduct, as there was no misrepresentation or failure to disclose information that was likely to mislead or deceive. Furthermore, the court determined that Gina Rinehart had not breached her fiduciary duties as trustee, finding that her actions were within the scope of her powers and were taken in good faith for the benefit of the trusts. The court also addressed the construction of the trust deeds, clarifying the beneficial entitlements to shares in Hancock Prospecting.

The High Court allowed the appeals in part, setting aside the findings of misleading and deceptive conduct and breach of fiduciary duty made by the primary judge. The court's orders reflected these findings, with the result that the claims based on those grounds were dismissed.