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Scheduled Maintenance - Tuesday 30 December 2025 from 8pm AEST

Maintenance is scheduled between 8.00 - 11.30 pm AEST, Tuesday 30 December 2025 and the site may be unavailable or slow during this time.

Requirement to lodge a return for the year of income ended 30 June 2017 under the Income Tax Assessment Act 1936, the Income Tax Assessment Act 1997, the Income Tax (Transitional Provisions) Act 1997, the Taxation Administration Act 1953, the Superannuation Industry (Supervision) Act 1993, the Higher Education Support Act 2003 and the Trade Support Loans Act 2014