Monthly due dates

August 2026 Australian Tax Calendar

Review the main Australian tax due dates scheduled for August 2026, then use filters to narrow the list by BAS, PAYG, super, STP, FBT, lodgment or audience.

2 key dates in this month Employers • Businesses

What matters in August 2026

August 2026 includes 2 scheduled due dates covering PAYG, super.

  • Best for Employers, Businesses who need a fast month-level view.
  • Every listed date links back to a source so you can verify whether an extension, weekend rule, or agent timing applies.
  • Use the filters below if you only want BAS, PAYG, super, STP, FBT or lodgment dates.

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Monthly calendar

Key dates in August 2026

14 August 2026

PAYG withholding annual report due

Lodge PAYG withholding payment summary annual report.

Upcoming PAYG

28 August 2026

SGC statement and payment due for Q4 shortfall

If SG was late or underpaid for Apr-Jun quarter, lodge SGC statement and pay by this date.

Upcoming Super

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FAQ

What is the self-lodgment deadline?

For most individuals, the self-lodgment deadline is 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.