September 2023
4 September
- Labour Day
15 September
- 3rd-quarter 2022 estimated tax payment due. If you’re self-employed or have other income that requires you to pay quarterly estimated taxes, make sure your third-quarter payment is postmarked by September 15, 2022
- August payroll remittance
- Personal income tax instalment
30 September
- National Day for Truth and Reconciliation