| T4 Source deduction payment | January 15 |
| RRSP | First 60 days of the current year |
| T4 Slips Filing | February 28 |
| Corporate taxes |
- Owing taxes three months after the year end - If filing six months after the year end |
| Personal Taxes | April 30 for filing taxes and payment of taxes |
| Self-Employed |
- If owing taxes April 30 - If filing taxes June 15 |