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Tax file number declaration

Complete a tax file number (TFN) declaration, so your payer can work out how much tax to withhold from their payments to you.

Last updated 5 June 2023

Easier online
Why you should complete your TFN declaration form online.

Before you start
Understanding the terms we use and work out if you should or should not complete this form.

View TFN declaration details online
How to view your tax and super details in ATO online services.

How to complete the online form – payee
Work out the type of electronic form to use and how to complete the form online.

How to complete the paper form – payee
How to get and complete the TFN declaration paper form.

Payer information and obligations
What payers need to know about the TFN declaration and their obligations.