- Employer monthly schedule (IR 348) due for large employers

- Employer deductions (IR 345) form and payment due for large employers for the period 16 September to 30 September

- Employer monthly schedule (IR 348) due for small employers

- Employer deductions (IR 345) form and payment due for small employers for the period 1 September to 30 September

- Employer deductions (IR 345) form and payment due for large employers for the period 1 October to 15 October

- RWT Return and payment due for deductions from dividends and deductions of $500 or more from interest paid during September

- RWT Return and payment due for interest payments made between 1 April and 30 September where deductions do not exceed $500 per month

- 1st Instalment (July balance date)

- 2nd Instalment (May balance date)

- 3rd Instalment (March balance date)

- 4th Instalment (January balance date)

- 5th Instalment (November balance date)

- 6th Instalment (September balance date)

- 1st Instalment (March balance date)

- 2nd Instalment 9September balance date)

- 1st Instalment (May balance date)

- 2nd Instalment (January balance date)

- 3rd Instalment (September balance date)