Personal Deadlines
February 29: Last day to contribute to your RRSP's
April 30: Deadline for filing personal tax returns
June 15: Deadline for filing personal tax returns for self-employed individuals and spouses (payment is still due April 30)
March 15, June 15, September 15, December 15: Personal tax instalments
Business Deadlines
15th of each month: Payroll deductions for small employer
End of each month: Corporate tax instalments
February 28: T4 and T5 return filing deadline
March 30: T3 return filing deadline
6 months after year end: Corporate tax return filing (ie. January 31 taxation year end will have to be filed by July 31)
3 months after taxation year end: Payments due on small business corporation taxes owing (ie. January 31 tax year end will be due April 30)
2 months after taxation year end: Payments due on large and passive corporations taxes owing (ie. January 31 tax year end will be due March 31)