August 2023
7 August
- Employer deductions payment due for 16 to 31 July for large employers
21 August
- Employer deductions payment due for 1 to 15 August for large employers
- Employer deductions for small to medium employers for July
28 August
- GST return and payment due for taxable period ending 31 July
- Provisional tax payments due if you have a March balance date and use the standard, estimation or ratio options
- AIM monthly due date and due date if file 2 or 6-monthly GST returns or you are not registered for GST