2025/2026 Tax Returns – Tax agent lodgement date is the 15th of May 2027
Quarterly Business Activity Statement (BAS) Lodgement Dates:
| Quarterly lodgement obligation | Original due date | Tax Agent Lodgement program – lodgement and payment due date |
|---|---|---|
|
Quarter 1, 202–27 |
28 October 2026 |
25 November 2026 |
|
Quarter 2, 2026–27 |
28 February 2027 |
Not applicable |
|
Quarter 3, 2026–27 |
28 April 2027 |
26 May 2027 |
|
Quarter 4, 2026–27 |
28 July 2027 |
25 August 2027 |
Monthly Activity Statements –
Monthly activity statements are due for lodgement and payment on the 21st day of the following month.
For example: Due date to lodge and pay monthly activity statements for November 2026 is the 21st of December 2026.