16/10/2026
A few important dates to keep on your radar this month:
21 October | September monthly BAS due
If you report monthly, your September BAS and payment are due.
28 October | PAYG instalments due
Quarterly PAYG instalments are also due for applicable individuals who are in the PAYG instalment system.
31 October | Income tax returns due for self-lodgers
If you lodge your own tax return, the deadline falls on a Saturday this year, so the due date moves to Monday, 2 November 2026. If you lodge through a tax agent (all our clients you have until the 15th May to lodge your tax return)
*Reminder: September quarterly BAS not due until next month 25th November.
You’ll find these dates and other important deadlines in the Business Calendar in our Clinton & Co Business Hub. You can even add it to your work calendar to help keep everything organised and stay on top of what’s coming up.