Personal Tax Returns (T1):

Filing deadline:
General April 30
Self-employed individual and spouse June 15
Final payment of income tax:
General April 30
Self-employed individual and spouse April 30
Instalment payments March 15, June 15, September 17 and December 17
Contributing to an RRSP for the tax year March 1

Corporate Tax Returns (T2):

Filing of returns Six months after the tax year-end of the corporation
Final payment of tax for Canadian-controlled private corporations (CCPC) The last day of the third month following the tax year-end of the CCPC
Instalment payments for CCPC Quarterly

Other Returns

GST/HST Returns Based on reporting period
Information Returns (T4, T4A, T4A-NR, T5) February 28
Trust Income Tax and Information Returns (T3 Return, the related T3 slips, NR4 slips, and T3 and NR4 summaries)​ Within 90 days of the trust’s year-end (April 3 for the majority of inter-vivos trusts and for many testamentary trusts)