Stewart in his capacity as Liquidator of Newtronics Pty Ltd (in Liquidation) and Anor v Atco Controls Pty Ltd (in Liquidation)

Stewart, in his capacity as Liquidator of Newtronics Pty Ltd (in Liquidation) and another party, appealed to the Full Federal Court against a decision of a single judge concerning the priority of certain creditors in the winding up of Newtronics. The dispute centred on whether Atco Controls Pty Ltd, as a creditor, held a security interest over certain assets of Newtronics that would grant it priority over other unsecured creditors, including the liquidators in their claim for remuneration and expenses.

The primary legal issue before the Full Federal Court was whether Atco Controls had a validly registered security interest under the *Personal Property Securities Act 2009* (Cth) (PPSA) over the assets of Newtronics, specifically concerning the supply of goods on a retention of title basis. This involved determining whether the registration was effective and whether it captured the specific goods in question, thereby giving Atco Controls priority over the liquidators' claims for costs and expenses incurred in the winding up.

The Court considered the principles of registration under the PPSA, particularly the requirements for describing collateral and the effect of any defects in registration. It examined whether the registration by Atco Controls sufficiently identified the goods supplied to Newtronics to constitute a valid security interest. The Court applied the relevant provisions of the PPSA and case law concerning the perfection and priority of security interests, ultimately assessing whether Atco Controls' registration was effective to grant it priority over the liquidators' claims.

The Full Federal Court allowed the appeal, finding that Atco Controls did not have a validly registered security interest over the goods in question. Consequently, Atco Controls was not entitled to priority over the liquidators' claims for remuneration and expenses. The Court ordered that the liquidators' costs of the appeal be paid out of the assets of Newtronics.