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System maintenance

This page contains information about planned ATO systems maintenance windows and how to be alerted.

Last updated 3 March 2024

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 AEDT

Wednesday 7:00 am AEDT

Thursday 11:30 pm AEDT

Friday 7:00 am AEDT

Saturday 11:30 pm AEDT

Sunday 7:00 am AEDT

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

Friday
15 March 2024
11:30 pm AEDT

Monday
18 March 2024
7:00 am AEDT

Integrated release

Saturday
6 April 2024
10:00 pm AEDT

Sunday
7 April 2024
12:00 pm AEST

Monthly maintenance

Saturday
4 May 2024
10:00 pm AEST

Sunday
5 May 2024
10:00 am AEST

Standard release

Saturday
18 May 2024
10:00 pm AEST

Sunday
19 May 2024
12:00 pm AEST

Monthly maintenance

Saturday
1 June 2024
10:00 pm AEST

Sunday
2 June 2024
12:00 pm AEST

Monthly maintenance

Saturday
8 June 2024
11:30 pm AEST

Monday
10 June 2024
7:00 am AEST

System maintenance

Prefill not available.

Friday
14 June 2024
11:30 pm AEST

Monday
17 June 2024
7:00 am AEST

Integrated release

Saturday
3 August 2024
10:00 pm AEST

Sunday
4 August 2024
12:00 pm AEST

Monthly maintenance

Saturday
7 September 2024
10:00 pm AEST

Sunday
8 September 2024
12:00 pm AEST

Monthly maintenance

Saturday
4 September 2024
8:00 pm AEST

Monday
16 September 2024
7:00 am AEST

Integrated release

Saturday
5 October 2024
9:00 pm AEST

Sunday
6 October 2024
12:00 pm AEDT

Monthly maintenance

Saturday
2 November 2024
10:00 pm AEDT

Sunday
3 November 2024
12:00 pm 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
12:00 pm AEDT

Monthly maintenance

Saturday
14 December 2024
10:00 pm AEDT

Sunday
15 December 2024
10:00 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:

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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:







QC40990