Important Tax Dates
GST
15 January - return & payment due for period ended 30 November
28 January - return & payment due for period ended 31 December
28 February - return & payment due for period ended 31 January
28 March - return & payment due for period ended 28/29 February
7 May - return & payment due for period ended 31 March
28 May - return & payment due for period ended 30 April
28 June - return & payment due for period ended 31 May
28 July - return & payment due for period ended 30 June
28 August - return & payment due for period ended 31 July
28 September - return & payment due for period ended 31 August
28 October - return & payment due for period ended 30 September
28 November - return & payment due for period ended 31 October
Provisional Tax
28 August - first instalment due
15 January - second instalment due
7 May - third instalment due
*based on March balance date and using the standard or estimation option to calculate provisional tax payments
28 June - first instalment due
28 August - second instalment due
28 October - third instalment due
15 January - fourth instalment due
28 February - fifth instalment due
7 May - sixth instalment due
*based on March balance date and using the ratio option to calculate provisional tax payments
Income Tax
7 July - due date for filing income tax returns if you do not have a tax agent with a valid extension of time.
NOTE: If a due date falls on a weekend or public holiday, your return and payment can be received on the next working day without a penalty being applied.