Deadlines

Personal Deadlines

  • RRSP Contribution Deadline: March 1 (February 29 in a leap year)
  • Employee Personal Tax Returns: Due April 30
  • Self-Employed Personal Tax Returns: Due June 15
    (Any balance owing must still be paid by April 30)
  • GST for Self-Employed Individuals: Return due June 15
    (Any amount owing is due April 30)
  • Quarterly Tax Instalments: March 15, June 15, September 15, and December 15
Meeting these deadlines helps avoid interest charges and penalties.

Corporate Deadlines

  • Company Fiscal Year-End: Can be set at any time during the year
  • Corporate Income Tax Payment: Due 3 months after fiscal year-end
  • Corporate Tax Return Filing: Due 6 months after fiscal year-end
  • Personal Income Tax Deadline: April 30
  • Payroll Remittances: Due by the 15th of the following month
  • GST/HST Returns: Filed annually or quarterly (depending on your reporting period)
  • T4 Slips and Summary: Must be prepared and filed by February 28

Staying on top of these key dates ensures compliance and helps your business avoid unnecessary penalties.