September
| Date | Category | Description |
| 06 Sep | PAYE |
- Employer monthly schedule (IR 348) due for large employers
- Employer deductions (IR 345) form and payment due for large employers for the period 16 August to 31 August
|
| 20 Sep | PAYE |
- Employer monthly schedule (IR 348) due for small employers
- Employer deductions (IR 345) or (IR 346) form and payment due for small employers for the period 1 August to 31 August
- Employer deductions (IR 345) or (IR 346) form and payment due for large employers for the period 1 September to 15 September
|
| 20 Sep | RWT |
- RWT Return and payment due for deductions from dividends and deductions of 0 or more from interest paid during August
|
| 28 Sep | GST | - Return and payment due for period ended 31 August
|
| 28 Sep | Provisional Tax |
- 1st Instalment (April balance date)
- 2nd Instalment (December balance date)
- 3rd Instalment (August balance date)
|
| 28 Sep | Provisional Tax |
- 1st Instalment (February balance date)
- 2nd Instalment (August balance date)
|