Canadian Tax Calendar: Key Dates Every Business Owner Needs
Never miss a deadline again. This complete calendar covers GST/HST, payroll remittances, T4s, corporate returns, and more.
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Key Takeaways
- Personal tax deadline: April 30 (June 15 for self-employed)
- T4s due: Last day of February
- Corporate returns: 6 months after fiscal year-end
- Payroll remittances: 15th of following month (most small businesses)
- GST/HST: Varies by reporting period
January
Key Dates
- January 15: December payroll remittance due
- January 31: GST/HST annual return due (Dec 31 year-end)
February
Key Dates
- February 15: January payroll remittance due
- Last day of February: T4, T4A slips due to employees
- Last day of February: T4 Summary due to CRA
Don't Miss T4 Deadline
Penalty: $100 per T4 slip for late filing. For 10 employees, that's $1,000!
March
Key Dates
- March 1: RRSP contribution deadline (for prior year deduction)
- March 15: February payroll remittance due
- March 31: T3 trust returns due
April
Key Dates
- April 15: March payroll remittance due
- April 30: Personal income tax return deadline
- April 30: Personal tax payment due (even if self-employed)
Self-Employed? Your return is due June 15, but taxes are still due April 30. File on time to avoid interest.
May - November
Monthly Obligations
- 15th of each month: Payroll remittance for prior month
- Quarterly GST/HST: Month after quarter ends
- Corporate returns: 6 months after YOUR fiscal year-end
June
Key Dates
- June 15: May payroll remittance due
- June 15: Self-employed personal tax return deadline
- June 30: Corporate tax return for Dec 31 year-end
December
Key Dates
- December 15: November payroll remittance due
- December 31: Tax planning deadline (RRSP contributions, etc.)
- December 31: Fiscal year-end for many corporations
Your Custom Calendar
Key Dates to Know
- Your corporation's fiscal year-end: _______
- Corporate return due: _______ (6 months after)
- Your GST/HST reporting period: _______
- Payroll remittance frequency: _______
Never Miss a Deadline
Tax Punjabi clients receive deadline reminders. We keep track so you don't have to.
This article is for educational purposes only. Some deadlines may vary - verify with CRA for your specific situation.