ABN Blog Articles for Working Holiday Makers in Australia
An Australian Business Number (ABN) is an 11-digit identifier used when you operate as a sole trader or independent contractor in Australia. You need an ABN if a business is paying you to invoice them rather than putting you on the payroll. These articles cover registration, when an ABN is the right choice, and how working under an ABN affects your tax, super, and entitlements.
Register for your ABN →All TFN articles (18)
What is a TFN? Tax File Number guide for working holiday makers in Australia
A Tax File Number (TFN) is your personal tax ID in Australia. What it is, why working holiday makers on 417 and 462 visas need one, and how it affects your pay and tax return.
Read more →How to apply for a TFN in Australia (working holiday maker guide)
Step-by-step guide to applying for a Tax File Number (TFN) as a working holiday maker on a 417 or 462 visa. Application process, ID required, processing time and what to do while you wait.
Read more →How long does it take to get a TFN in Australia? (2025-26 guide)
Most TFN applications are processed within 28 days by the ATO. What working holiday makers can expect, what to check if it is taking longer, and how to work in the meantime.
Read more →Can you start work in Australia without a TFN? Working holiday rules explained
You can start a job before you receive your TFN, but tax is withheld at 45% until you provide one. What working holiday makers should know about the 28-day rule and how to avoid losing pay.
Read more →Tax withheld at 45%? What happens if your employer does not have your TFN
Without a TFN, Australian employers must withhold tax at the top marginal rate of 45%. What it means for working holiday makers, when you can claim back the overpaid tax, and how to fix it fast.
Read more →TFN vs ABN: the difference for working holiday makers in Australia
TFN is your personal tax ID for employment income. ABN is for self-employed or contractor work. Which one working holiday makers on 417 and 462 visas need, and when you might need both.
Read more →Can you apply for a TFN before arriving in Australia? Working holiday guide
For most working holiday visa holders, you must be in Australia before applying for a TFN. What you can prepare in advance, what documents you need, and when to apply for the fastest processing.
Read more →TFN application delayed in Australia? What working holiday makers can do
If your TFN has not arrived 28 days after applying, the ATO may have flagged your application or sent it to the wrong address. How to check status, follow up, and what to ask your employer in the meantime.
Read more →Do you need a new TFN for a second working holiday visa in Australia?
No. Your TFN is permanent and stays with you for life, even between visa renewals. What working holiday makers should do when returning to Australia on a 2nd or 3rd working holiday visa.
Read more →How to find your TFN if you lost or forgot it (Australia)
Lost your TFN? Check old payslips, your income statement, prior tax returns, or your myGov account. Step-by-step guide for working holiday makers to recover their TFN without contacting the ATO.
Read more →How to update your address with the ATO (working holiday guide)
If you move around Australia, keep your address current with the ATO. Your TFN letter, income statement and tax correspondence go to the address on file. How working holiday makers can update via myGov or by phone.
Read more →TFN reference number: can working holiday makers work while waiting for the TFN?
You applied for your TFN but it has not arrived. The TFN reference number lets working holiday makers start working at the correct rate during the 28-day wait. How to get it and use it with your employer.
Read more →Tax-free threshold and the working holiday visa: why it does not apply (and the trap)
The Australian tax-free threshold sounds like it would save you money. For working holiday makers on 417 and 462 visas, claiming it actually creates a tax debt. Why this happens and how to fix your TFN declaration.
Read more →TFN application rejected? What working holiday makers should do
TFN applications can be rejected for visa mismatches, identity issues, or incorrect details. Common reasons working holiday makers get rejected and how to reapply successfully.
Read more →TFN application: which identity documents do working holiday makers need?
A TFN application requires specific identity documents: your passport, working holiday visa grant notice, and an Australian address. Full list of what is accepted and common pitfalls to avoid.
Read more →TFN security: protecting your Tax File Number from fraud in Australia
Your TFN is one of the most valuable pieces of personal information in Australia. How working holiday makers can keep it safe, what to do if it is compromised, and who is allowed to see it.
Read more →Who can legally ask for your TFN in Australia? (working holiday guide)
Only a short list of organisations have the legal right to ask for your Tax File Number: the ATO, your employer, your bank, super fund, and Centrelink. What to do if someone else asks.
Read more →How to apply for a TFN with no fixed Australian address (working holiday)
Many working holiday makers move between hostels, vans, and farm accommodation in their first weeks in Australia. How to apply for a TFN without a permanent address and where to have it sent.
Read more →Common questions
Frequently asked questions
Do working holiday makers need an ABN in Australia?+
You need an ABN if you are working as an independent contractor or sole trader, meaning you invoice for your work rather than being on a payroll. Most working holiday makers in standard employment do not need an ABN.
How much does it cost to get an ABN?+
Registering for an ABN through the Australian Business Register is free. Any service that charges you for the registration itself is marking up a free government process.
What is the difference between a TFN and an ABN?+
A TFN is your personal tax identifier required for all workers. An ABN is required only if you are operating as a contractor or sole trader. Many working holiday makers hold both.
Can you have a TFN and an ABN at the same time?+
Yes. Many working holiday makers hold both simultaneously, using the TFN for employment income and the ABN for contractor work.