Monthly due dates

October 2026 Australian Tax Calendar

This month board is the working view for October 2026. Check the scheduled dates first, then use filters below only if you want to isolate BAS, PAYG, super, STP, FBT, lodgment or a specific audience.

3 key dates in this month Businesses • Sole traders • Employers
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Calendar filters

Monthly calendar

Key dates in October 2026

28 October 2026

Quarter 1 BAS due (Jul-Sep 2026)

Lodge and pay your quarterly BAS for July to September.

Upcoming BAS

28 October 2026

Quarter 1 PAYG instalment due (Jul-Sep 2026)

Quarterly PAYG instalment due date for most instalment payers.

Upcoming PAYG

28 October 2026

Super guarantee payment due (Q1 Jul-Sep 2026)

Super contributions must be received by each employee's fund by this date.

Upcoming Super

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Compliance guides by task

BAS and PAYG next step

Move from quarterly due dates into BAS and sole-trader planning tools.

Employer deadline support

Open employer guidance for super, STP, payroll, and FBT obligations.

Lodgment season support

Use lodgment dates together with the tax return calculator and compliance hub.
This monthMonth indexCalendar homeEmployer viewBAS and PAYG view Deadlines and compliance hub BAS Calculator Tax Return Calculator

FAQ

What is the self-lodgment deadline?

For most individuals, the self-lodgment deadline is usually 31 October each year, with next business day treatment if needed.

Are these dates legal advice?

No. This calendar is informational only. Always confirm your exact obligation on the ATO website or with a registered tax agent.

Next actions after reviewing October 2026