Earliest Date To File Taxes 2025 Canada. The 2025 tax season officially starts on january 1, 2025, when you can begin preparing your financial documents and organizing receipts for deductions. Issue t4 slips to employees and the cra:

The tax filing deadline for most canadians (for the 2024 tax year) is. Learn filing dates for personal, corporate, rrsp, tfsa, and trust taxes.