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Important Deadlines

Corporate deadlines

  • Corporate Taxes Payable
  • Typically 2 or 3 months after year-end
  • Corporate tax return and schedules
  • Six months after year-end
  • T4s, T5s and T4As
  • Last day of February each year
  • Annual WCB reports annual filers
  • Typically first two weeks of March
  • Annual WCB reports quarterly filers
  • Last day of February each year

Personal deadlines

  • Last day to issue T4s, T5s ad T4As
  • Last day of February each year
  • Last day to purchase RRSP for previous year
  • Typically last day of February
  • Personal tax installment due date
  • March 15
  • Personal tax return filing due date
  • Typically April 30th each year
  • Personal tax installment due date
  • June 15th
  • Personal tax return for Self-Employed
  • Typically June 15th each year
  • Personal tax installment due date
  • September 15th
  • Personal tax installment due date
  • December 15th