| January | May | September |
| February | June | October |
| March | July | November |
| April | August | December |
| Date | Category | Description |
| 21 Sep. 2010 | Activity statements | August 2010 monthly activity statements — Final date for lodgment and payment. |
NOTE:
- As tax agents we will advise you when to lodge your income tax return and other required forms, as these dates may differ.
- When the due date for lodgment or payment falls on a Saturday, Sunday, or public holiday, it may be done on the next business day.
