Catchwords:

ADMINISTRATIVE LAW – powers of public authority – power to commence legal proceedings – court attendance notices issued by officer of Independent Commission Against Corruption – notices not signed by registrar – officer acting as “public officer” within s 3(1) of the Criminal Procedure Act 1986 (NSW) – whether officer acting in an “official capacity” – whether powers and functions of Commission extend to laying charges under the Crimes Act 1900 (NSW) for matters the subject of investigation into corrupt conduct – whether power and functions of Commission extend to laying charges for breaches of the Independent Commission Against Corruption Act 1988 (NSW)

STATUTORY INTERPRETATION – implied powers and functions of public body – powers necessary or reasonably incidental to the exercise of functions and powers – legislation to be read harmoniously