Not everyone is entitled to an ABN , so the registration process will ask specific questions to determine your entitlement to an ABN. Find out if you need an ABN Not everyone needs an ABN. To get one you need to be running a business or other enterprise.

What is an ABN registration? How to register a business ABN? The ABN is a unique digit number that identifies your business or organisation to the government and community. Apply or reapply for an ABN using the application below: Apply or reapply for an ABN Watch this video to find out more about ABNs.
As not everyone is entitled to an ABN , you will be asked a series of questions when applying for one to determine your entitlement. If the ABN quoted on the invoice is not valid or the details do not match the supplier, you must withhold from the payment at the top tax rate. Many agencies across all levels of government rely on ABN information to target and provide important community services. Tell us within days if your business operation ceases or if your details change.
To update your ABN details go to abr. If you already have an ABN and just want to apply for tax registrations, please visit the Apply for tax registrations page. ATO Community is here to help make tax and super easier. Ask questions, share your knowledge and discuss your experiences with us and our Community. (more…)