Business Portal 

Welcome to the Business Portal

The Business Portal is your gateway to our online services for businesses. It provides easy and convenient access to information and allows you to conduct transactions with us in a secure online environment.

For more information, visit Business Portal Essentials.  If you require further assistance Contact us.

For information about scheduled downtime and details of issues currently affecting the portals, visit our System maintenance and issues page.

Accessing the portal

To access the portal you will need an AUSkey. These are important security measures and your key to our online services. To register, visit

Vision impaired users can refer to technical information for assistance logging into the portal.


The ATO is a government agency bound by the Privacy Act 1988 in terms of collection and handling of personal information and tax file numbers (TFNs).

For further information about privacy law notices for the Business Portal transactions, please go to

All specific privacy notices about personal information which is sent to us, is located on our website.

Logging of your portal access

When accessing this portal, the following information is recorded for statistical purposes:

  • your Australian business number
  • your user id, and
  • the date and time that you logged in to the portal.