It is a TFN (Tax file number ) which is an important piece of personal identification which should not be lost and never revealed to anyone unless they are authorised to ask for it.

For example; An employer may use your Tax ID number to verify your identity to be eligible for a job. Or a bank may use your Tax ID number when applying for a mortgage or opening a bank account. If ...

来到澳洲生活、工作，一个税务档案号码 (Tax File Number，TFN) 是必不可少的。有说，这个号码一如我们在澳洲的个人身份证明如同重要。 Source ...

The Energy and Petroleum Regulatory Authority (EPRA) has raised the minimum number of cylinders required to qualify for an ...