Can you find your TFN through Centrelink?
James Williams
Published Feb 13, 2026
Centrelink and the Family Assistance Office will electronically secure your Tax File Number. No one can look at your Tax File Number on Centrelink’s computer system or on your paper files. This also means that if you lose or forget your Tax File Number we cannot tell you what your number is.
What does a TFN look like?
The TFN consists of a nine digit number, usually presented in the format nnn nnn nnn. Strict laws require that TFNs may be recorded or used only for specifically authorised tax-related purposes.
How do I find my Centrelink link code?
You can get a linking code over the phone or at a service centre. To link one of these services to your myGov account, you’ll need your linking code and any of these: your Centrelink Customer Reference Number (CRN)
Where do I go to find my TFN number?
You will need your TFN when starting a new job, applying for government benefits, lodging a tax return or applying for higher education loans. 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:
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.
What happens if you dont have a TFN?
Without a TFN, tax will be deducted from your income at the maximum rate. Your trade mark is one of the most valuable assets of your business. It is therefore crucial to understand how to protect your trade mark, avoid disputes, and prevent competitors from infringing on your rights.
Can a non resident apply for a TFN in Australia?
Non-residents of Australia for tax purposes can apply for a TFN using the Tax file number – application or enquiry for individuals living outside Australia form ( here’s the link ). Your TFN is an essential piece of information needed for several reasons — it’s not just a reference number you need to drag out at tax time.