Australian Tax Calendar 2026–27
Key lodgement and payment dates for individuals, businesses and not-for-profits for the 2026–27 financial year.
Key Dates
These are general dates. Your own due dates may differ depending on your circumstances, whether you use a tax agent, and any deferrals granted by the ATO. Where a date falls on a weekend or public holiday, you can usually lodge and pay on the next business day.
| Date | What is due |
|---|---|
| October 2026 | |
| 28 October | Quarter 1 (July to September) BAS, if you lodge yourself |
| 31 October | Individual, sole trader, partnership and trust tax returns, if you lodge yourself. Contact a tax agent before this date to access later due dates |
| November 2026 | |
| 25 November | Quarter 1 BAS lodged electronically through a tax or BAS agent |
| December 2026 | |
| 31 December | ACNC annual information statement for charities with a 30 June year end |
| February 2027 | |
| 28 February | Quarter 2 (October to December) BAS |
| March 2027 | |
| 31 March | End of the fringe benefits tax year |
| April 2027 | |
| 28 April | Quarter 3 (January to March) BAS, if you lodge yourself |
| May 2027 | |
| 15 May | Many individual and trust returns lodged through a tax agent (your agent will confirm your date) |
| 21 May | FBT return, if you lodge yourself |
| 26 May | Quarter 3 BAS lodged electronically through a tax or BAS agent |
| June 2027 | |
| 25 June | FBT return lodged electronically through a tax agent |
| 30 June | End of the 2026–27 financial year. Last day for deductible super contributions and other year-end planning |
| July 2027 | |
| 14 July | Single Touch Payroll finalisation for the 2026–27 year |
| 28 July | Quarter 4 (April to June) BAS, if you lodge yourself |
| August 2027 | |
| 25 August | Quarter 4 BAS lodged electronically through a tax or BAS agent |
| 28 August | Taxable payments annual report (TPAR) for businesses in reportable industries |
Recurring Obligations
- Monthly BAS
- Due on the 21st of the following month. December's monthly BAS is due on 21 February.
- Superannuation
- Payday Super rules apply from 1 July 2026, requiring employers to pay super much closer to each payday. We will confirm the timing for your payroll.
- Single Touch Payroll
- Report to the ATO on or before each payday.
- ASIC Annual Review
- Each year on your company's registration anniversary, with the fee due within two months.
- Payroll Tax
- Monthly returns where wages exceed your state or territory threshold, with an annual reconciliation.
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