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  • System maintenance

    Pre-fill functionality unavailable

    Pre-fill functionality will be unavailable from Friday 3 May 11.30pm to Monday 6 May 7.00am AEST for essential maintenance in preparation for tax time. The practitioner lodgment service (PLS) pre-fill will still be available outside of the scheduled maintenance.

    Weekly system maintenance

    ATO online systems may be impacted in part or in full for scheduled weekly maintenance at the following times.

    Weekly systems release; start and finish times

    Start time

    End time

    Tuesday 11.30pm AEST

    Wednesday 7.00am AEST

    Thursday 11.30pm AEST

    Friday 7.00am AEST

    Saturday 11.30pm AEST

    Sunday 7.00am AEST

    Quarterly major systems release

    ATO online systems may be impacted in part or in full for major systems release at the following times.

    Quarterly major systems release; start and finish times

    Start time

    End time

    Friday 21 June 11.30pm AEST

    Monday 24 June 7.00am AEST

    Monthly system maintenance

    ATO online systems may be impacted in part or in full for monthly maintenance at the following times.

    Monthly system maintenance; start and finish times

    Start time

    End time

    Saturday 4 May 9.00pm AEST

    Sunday 5 May 9.00am AEST

    Saturday 1 June 9.00pm AEST

    Sunday 2 June 9.00am AEST

    Saturday 3 August 10.00pm AEST

    Sunday 4 August 10.00am AEST

    Saturday 7 September 10.00pm AEST

    Sunday 8 September 10.00am AEST

    Saturday 5 October 10.00pm AEST

    Sunday 6 October 10.00am AEDT

    Saturday 2 November 10.00pm AEDT

    Sunday 3 November 10.00am AEDT

    Saturday 7 December 10.00pm AEDT

    Sunday 8 December 10.00am AEDT

    ATO online systems

    List of ATO online systems:

    • ato.gov.au
    • ATO app (some features)
    • ATO Online services for Agents (Public Beta)
    • ATO Online services for Individuals and Sole Traders
    • ATO Online services for non-residents
    • AUSid
    • Australian Business Register
    • BAS Agent Portal
    • Business Portal
    • Bulk Data Exchange
    • Data Transfer Facility
    • Departing Australia Superannuation Payment
    • EmployerTick
    • Progress of Return
    • Practitioner lodgment service
    • Single Touch Payroll
    • Small Business Superannuation Clearing House
    • Standard Business Reporting
    • SuperTick
    • Tax Agent Portal.

    See also:

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    Troubleshooting, Technical help and Performance Dashboards

    Troubleshooting – if you are experiencing a system issue or error message.

    Technical HelpdeskExternal Link – assistance with technical log-on, connection, firewall and Virtual Private Network (VPN) issues.

    Tax Agent Portal DashboardExternal Link and BAS Agent Portal DashboardExternal Link – availability and performance of Tax Agent and BAS Agent Portal.

    Practitioner lodgment service dashboardExternal Link – availability and performance of the practitioner lodgment service.

    Superannuation DashboardExternal Link – availability and performance of superannuation enabling service.

    Staying informed

    Subscribe to email updates to be alerted when this page is updated.

    Subscribe to Tax professionals alerts to receive email or SMS notification for unplanned portal, ELS or PLS maintenance windows and functionality issues.

    Follow us on FacebookExternal Link or TwitterExternal Link – for updates and reminders of major system maintenance.

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    Last modified: 18 Apr 2019QC 40990