The following is a list of some of the legislative instruments used in investigations and surveillance both in Victoria and also Commonwealth

State of Victoria

Private Security Act 2004 (Victoria)

Surveillance Devices Act 1999 (Victoria)

Commonwealth

Australian Security Intelligence Organisation Act 1956

Intelligence Services Act 2001

Australian Security Intelligence Organisation Act 1979

Inspector-General of Intelligence and Security Act 1986

Telecommunications (Interception and Access) Act 1979

Telephonic Communications (Interception) Act 1960