Important Dates
Filing dates for 2025 taxes
- March 2, 2026: Deadline to contribute to an RRSP, a PRPP, or an SPP
- April 30, 2026: Deadline to file your taxes
- June 15, 2026: Deadline to file your taxes if you or your spouse or common-law partner are self-employed
Payment due date for 2025 taxes
- April 30, 2026: Deadline to pay your taxes
Corporate Tax Returns
Corporate tax returns must be filed six months after the fiscal year-end.
Examples:
- A business with a December 31, 2025 year-end must file by June 30, 2026.
- A business with a March 31, 2026 year-end must file by September 30, 2026.