Tax File Numbers

The Privacy Commissioner also has a number of specific functions relating to the tax file number system including [Privacy Act 1988 s 28]:

issuing guidelines for the collection, storage, use and security of tax file number information
investigation of possible breaches of those guidelines
investigation of unauthorised requests or requirements for the disclosure of tax file numbers
examining the Commissioner of Taxation's records to ensure the tax file number information is used for authorised purposes and that adequate measures are taken to prevent unlawful disclosure of that information.