Can I get my TFN online?
Emma Jordan
Published Feb 12, 2026
If you already have a TFN and don’t remember the number, you can find it online in ATO online services via your myGov account. If you don’t have a myGov account, you can usually find your TFN on: your income tax notice of assessment, if you have lodged a tax return.
How can I get a tax file number?
You can apply for a TFN:
- at participating Australia Post outlets.
- at an ATO shopfront,
- online, or.
- by post.
Who needs a TFN?
Why you need a tax file number (TFN) investment bodies responsible for paying interest, dividends and unit trust distributions. government bodies, for example the ATO, when applying for an Australian business number (ABN) or lodging income tax returns. employers (this applies to individuals only)
How much does TFN cost?
Applying for a tax file number (TFN) is free. You can apply for a TFN if you’re an Australian resident, that is if either you: were born in Australia.
Is TFN mandatory?
WHY DO I NEED TFN A TFN is not compulsory. You need a TFN so you do not pay more tax than necessary. It also helps you with starting a job or lodging a tax return. Once a TFN has been issued, you keep it for life; there is no need to reapply if your circumstances change.
Do you need a TFN to own a business?
A TFN is essential for a number of different reasons relating to tax, government benefits and your business. Owning itself is not essential, you do not need to have a TFN. Without a TFN, however, you will not be able to apply for government benefits, lodge your tax return electronically, receive an Australian Business number (ABN).
Why is a TFN important to an individual?
A TFN is a unique number we issue to individuals. It is an important part of your tax and superannuation records as well as your identity. It is also an important part of locating and keeping track of your super savings. In the wrong hands, your TFN could be used to commit fraud, so keep it safe.
What should I do when I receive my TFN?
When you receive your TFN it’s important that you keep your TFN and all your personal information secure to prevent identity theft and fraud. If you already have a TFN, you can also complete the online application if you: need to confirm your identity details with the ATO. Valid working visas include: Work and holiday makers (subclass 462).
What is a Tax File Number ( TFN )?
A Tax File Number (TFN) is issued to you as a personal reference number used for tax and superannuation purposes.
