- February 28 – T4 and T5 filing deadline
- Payroll Remittance is before the 15th of the month after the month you made deduction.
- Interest starts 3 months post year-end for CCPC’s
- If GST/HST monthly/quarterly filer its due 1 month after quarter
- If GST/HST annual filer return is due 3 months post year-end
- Tax return due 6 months post year end