Tax file number
Print this page
Print entire document
You may be asked to present supporting documents when you change your details, so you won't be able to update your name, gender or date of birth online.
Get it done
Change your details by:
Find out more
Register to use our online services
Updating your details with us
If you are already registered, log in to individuals online services to change your details or nominate a representative. You will be able to view and update some of your registration details, including:
When you update your details by phone, you must establish your identity by providing details of three of the following items that are currently on our records:
To help with your enquiry, you may also provide your TFN. Although it is not legally required, it will make it quicker and easier for us to help you. If you would like someone else, such as a friend, family member or registered tax agent to update your details, they must be already recorded with us as being authorised to act for you. Once we establish your identity, we will update your records with your new details immediately.
You may update your details by downloading and completing the form Change of details for individuals. You can then mail it to the address on the form.
It can take up to 28 days to update your records after we receive the form.
You may visit one of our shopfronts and our staff will help you to update your details.
We must establish your identity in the same way as for phone contact. You may bring an identity document that has your photograph on it, such as a passport or driver's licence, to help identify yourself.
Once we establish your identity, we will update your records with your new details immediately.
System maintenance and issuesAccess managerAbout online services
More calculators and tools Arrow button
More forms and instructions Arrow button
More tax rates and codes Arrow button
Legal Database Arrow button