Important Dates
Due Dates (Fixed)
- February 28 – T4 and T5 filing deadline
- March 15 – Personal income tax instalment
- April 30 – Personal Income Tax Return (regular deadline and interest charges begin for self-employed)
- June 15 – Personal Income Tax Return deadline for self-employed (penalty deadline only)
- June 15 – Personal income tax instalment
- September 15 – Personal income tax instalment
- December 15 – Personal income tax instalment
- Payroll Remittance is before the 15th of the month after the month you made deduction.
Due Dates (variable)
- Corporate Tax Return
- interest starts 2 months post year-end for corp’s not eligible for SBD
- interest starts 3 months post year-end for CCPC’s
- tax return due 6 months post year end
- instalments due at end of each month
- if gst/hst annual filer return is due 3 months post year-end
- if gst/hst monthly/quarterly filer its due 1 month after quarter