I don't claim to be any expert on these legal matters but it looks like the Australian privacy laws are about to get a whole lot more complex and onerous to manage.
Happy reading:
http://complispace.wordpress.com/2013/10/30/australias-new-privacy-laws-are-you-ready/
http://www.oaic.gov.au/privacy/privacy-resources/privacy-fact-sheets/other/privacy-fact-sheet-17-australian-privacy-principles