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The information below provides details of system unavailability as a result of maintenance and system issues affecting our online services.
If you are experiencing a problem outside of the scheduled maintenance periods or receive a system issue or error message, refer to:
Read more about scheduled maintenance times for:
Find out more
For general information about online security credentials go to Register.
The Portals will be unavailable from Saturday 2 May 8.00pm EST until Sunday 3 May 6.45pm EST due to scheduled system maintenance.
Electronic Lodgment Service (ELS) connectivity issues
Windows 7 or 8 users may experience connection issues with ELS if you have installed the latest Microsoft patches.
Microsoft are working on a resolution as a matter of priority and have advised they expect to have a solution within the next couple of weeks.
If you are affected by this issue and receive the following error “Failed to initialize connection to subsystem”, contact our Technical Help Desk on 1300 139 373 for a workaround.
Tax practitioners who have a valid mobile number registered with us will receive SMS alerts when the portals are expected to be unavailable for an hour or more.
The portals will be unavailable at the following times for scheduled system maintenance.
Scheduled start time
Scheduled end time
Saturday 2 May 8.00pm EST
Sunday 3 May 6.45pm EST
Saturday 13 June 8.00pm EST
Sunday 14 June 8.00am EST
Saturday 11 July 8.00pm EST
Sunday 12 July 8.00am EST
Saturday 1 August 8.00pm EST
Sunday 2 August 8.00am EST
Saturday 5 September 8.00pm EST
Sunday 6 September 8.00am EST
Saturday 3 October 8.00pm EST
Sunday 4 October 8.00am EDT
Saturday 7 November 9.00pm EDT
Sunday 8 November 9.00am EDT
Saturday 5 December 9.00pm EDT
Sunday 6 December 9.00am EDT
During these times you will receive a 'Portal under maintenance' error message if you attempt to login.
Unplanned outage or system issues
When unplanned outage or system issues occur, you will receive one of the following messages:
The portals may still be available but specific portal functions may be unavailable due to overnight system upgrades at the following times.
Our Online services for individuals will be unavailable at the following times due to system maintenance:
As a general guide maintenance is performed between the hours of 12.15am EST to 7am EST on Thursdays and 11.30pm EST to 4am EST Saturdays.
These times may vary if additional maintenance is required.
Scheduled site maintenanceExternal Link
System maintenance and issuesAccess managerAbout online services
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