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System maintenance

Planned ATO systems maintenance windows and how to be alerted.

Last updated 27 October 2024

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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 11:30 pm AEST

Wednesday 7:00 am AEST

Thursday 11:30 pm AEST

Friday 7:00 am AEST

Saturday 11:30 pm AEST

Sunday 7:00 am AEST

Note: There may be occasions when we need to extend the start or finish times for up to 3 hours.

Systems maintenance

ATO online systems may be impacted in part or in full at the following times. Full or limited functionality may be returned earlier if maintenance is proceeding ahead of schedule.

Systems maintenance – start and finish times

Start time

End time

Maintenance type

Saturday
2 November 2024
10:00 pm AEDT

Sunday
3 November 2024
Noon AEDT

Monthly maintenance

Friday
8 November 2024
11:30 pm AEDT

Monday
11 November 2024
7:00 am AEDT

Integrated release

Saturday
7 December 2024
10:00 pm AEDT

Sunday
8 December 2024
Noon AEDT

Monthly maintenance

Saturday
14 December 2024
10:00 pm AEDT

Sunday
15 December 2024
10:00 am AEDT

Standard release

Saturday
1 February 2025
10:00 pm AEDT

Sunday
2 February 2025
Noon AEDT

Monthly maintenance

Saturday
1 March 2025
10:00 pm AEDT

Sunday
2 March 2025
Noon AEDT

Monthly maintenance

Saturday
8 March 2025
8:00 am AEDT

Sunday
9 March 2025
Midnight AEDT

System maintenance

Friday
14 March 2025
11:30 pm AEDT

Monday
17 March 2025
7:00 am AEDT

Integrated release

Saturday
5 April 2025
10:00 pm AEDT

Sunday
6 April 2025
Noon AEST

Monthly maintenance

Saturday
3 May 2025
10:00 pm AEST

Sunday
4 May 2025
Noon AEST

Monthly maintenance

Saturday
10 May 2025
10:00 pm AEST

Sunday
11 May 2025
11:00 am AEST

Standard release

Saturday
31 May 2025
10:00 PM AEST

Sunday
1 June 2025
Noon AEST

Monthly maintenance

Saturday
31 May 2025
10:00 pm AEST

Sunday
1 June 2025
Noon AEST

Monthly maintenance

Saturday
7 June 2025
10:00 pm AEST

Monday
9 June 2025
7:00 am AEST

System maintenance

Friday
13 June 2025
11:30 pm AEST

Monday
16 June 2025
7:00 am AEST

Integrated release

Saturday
2 August 2025
10:00 pm AEST

Sunday
3 August 2025
Noon AEST

Monthly maintenance

Saturday
6 September 2025
10:00 pm AEST

Sunday
7 September 2025
Noon AEST

Monthly maintenance

Saturday
13 September 2025
10:00 pm AEST

Sunday
14 September 2025
10:00 am AEST

Standard release

Saturday
4 October 2025
9:00 pm AEST

Sunday
5 October 2025
Noon AEDT

Monthly maintenance

Saturday
1 November 2025
10:00 pm AEDT

Sunday
2 November 2025
Noon AEDT

Monthly maintenance

Friday
14 November 2025
11:30 pm AEDT

Monday
17 November 2025
7:00 am AEDT

Standard Release

ATO online systems

List of ATO online systems:

  • Access Manager
  • ato.gov.au
  • ATO app (some features)
  • ATO Online Services for Agents
  • ATO Online Services for Business
  • ATO Online Services for Foreign Investors
  • ATO Online Services for Individuals and Sole traders
  • ATO Online Services for Non-residents
  • ATO Online Services Simulator
  • AUSid
  • Australian Business Register
  • Bulk data exchange
  • Data transfer facility
  • Departing Australia Superannuation Payment
  • EmployerTICK
  • Online TFN application
  • Progress of return
  • Practitioner Lodgment Service
  • Single Touch Payroll
  • Small Business Superannuation Clearing House
  • Standard Business Reporting
  • Statement of Tax Record
  • SuperTICK

System maintenance pages for related systems:

Troubleshooting, technical help and performance dashboards

Troubleshooting for businesses and tax practitioners – if you are experiencing a system issue or error message.

Troubleshooting common errors and issues – assistance with technical log-on, connection, firewall and virtual private network (VPN) issues.

Online Services for Agents dashboardExternal Link – availability and performance of Online services for agents.

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

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

Online Services for Business dashboardExternal Link – availability and performance of Online services for business.

Keep informed of system availability

There are 4 ways you can keep informed about both planned maintenance and unplanned system issues.

Our Operational system dashboard

Our website

Subscribe to email updates to be alerted when our System maintenance and Technical support webpages are updated.

Our Tax professional news service

  • Subscribe to our Tax professionals news and alert emails to receive
    • Tax professionals news (weekly newsletter)
    • Tax professionals alert (when warranted)
  • We’ll only send a Tax professionals alert email in exceptional situations, where we need to communicate directly with you about significant issues, either outside of or in addition to our normal communication channels. This may include a significant issue affecting our digital services.

Our social media channels

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

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