BAS Agent Portal 

Welcome to the BAS Agent Portal

The BAS Agent Portal is your gateway to our online services. It provides easy and convenient access to activity statement information and allows you to conduct transactions with us in a secure online environment.

For more information, visit BAS Agents - home. If you require further information 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).

All specific privacy notices for interactions within this portal where collection of personal information occurs are located at
This site contains information in relation to your privacy.

Logging of your portal access

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

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