ATO systems update | Australian Taxation Office

This page includes a summary of ATO system availability, which has been continually updated since systems issues arose on Monday 12 December.

The page also contains FAQs addressing questions regarding data loss, what caused the outage, and how we will work with clients to ensure they are not disadvantaged as a result of the outage. We will continue to keep this page updated with further information until the system issues are resolved.

Source: ATO systems update | Australian Taxation Office