Important Tax Dates

28 February 2026

Lodge tax return for non-taxable large and medium entities as per the latest year lodged (except individuals).
Payment (if required) for companies and super funds is also due on this date. Payment for trusts in this category is due as per their notice of assessment.
Lodge tax returns for new registrant (taxable and non-taxable) large or medium entities (except individuals).
Payment (if required) for companies and super funds is also due on this date. Payment for trusts in this category is due as per their notice of assessment.
Lodge tax return for non-taxable head company of a consolidated group, including a new registrant, that has a member who has been deemed a large or medium entity in the latest year lodged.
Lodge tax return for any member of a consolidated group who exits the consolidated group for any period during the year of income.
Lodge tax return for large or medium new registrant (non-taxable) head company of a consolidated group.
Lodge and pay quarter 2, 2025–26 activity statement for all lodgment methods.
Pay quarter 2, 2025–26 instalment notice (form R, S or T). Lodge the notice only if you vary the instalment amount.
Annual GST return – lodge (and pay if applicable) if the taxpayer does not have a tax return lodgment obligation.
Lodge and pay quarter 2, 2025–26 Superannuation guarantee charge statement if the employer did not pay enough contributions on time.

21 March 2026

31 March 2026

Lodge tax return for companies and super funds with total income of more than $2 million in the latest year lodged (excluding large and medium taxpayers), unless the return was due earlier.
Payment for companies and super funds in this category is also due by this date.
Lodge tax return for the head company of a consolidated group (excluding large and medium), with a member who had a total income in excess of $2 million in their latest year lodged, unless the return was due earlier.
Payment for companies in this category is also due by this date.
Lodge tax return for individuals and trusts whose latest return resulted in a tax liability of $20,000 or more, excluding large and medium trusts.
Payment for individuals and trusts in this category is due as advised on their notice of assessment.

Harris Black