Eastman v Director of Public Prosecutions Act

In *Eastman v Director of Public Prosecutions Act*, the High Court of Australia considered an appeal concerning the interpretation of provisions within the *Director of Public Prosecutions Act 1986* (NSW). The appellant, Eastman, sought to challenge the validity of certain actions taken by the Director of Public Prosecutions (DPP) under the Act.

The central legal issue before the High Court was whether the DPP had the power to issue a notice under section 5(1)(c) of the *Director of Public Prosecutions Act 1986* (NSW) to compel the appellant to attend an interview for the purpose of obtaining information relevant to a criminal investigation. This involved determining the scope of the DPP's investigative powers and the extent to which such powers could impinge upon an individual's rights.

Gaudron and Gummow JJ reasoned that the power to compel attendance under section 5(1)(c) was not absolute and was subject to the overarching principle that such powers must be exercised for a legitimate purpose connected with the functions of the DPP. Their Honours analysed the legislative intent behind the Act, concluding that while the DPP possessed broad investigative powers, these powers were not intended to override fundamental common law rights without clear statutory authorisation. The court emphasised that the exercise of such a power must be demonstrably for the purpose of obtaining information relevant to a prosecution or the conduct of proceedings, and not for a collateral or improper purpose.

The appeal was allowed, and the notice issued by the DPP was quashed.