Calculate Your Tax Contribution

Enter your income and spending information to see how much you personally contributed to government grants through your federal taxes and GST payments. Note: Only about 2.5% of federal spending goes to grants and contributions programs.

$
Your total annual income before taxes
$
Spending on goods/services that include GST (excludes rent, groceries, etc.)
Year you started paying Canadian federal taxes
Include international development grants in your calculation
Enhanced Calculation: Multi-year project contributions calculated year-by-year.
How It Works
Input Options

Choose between annual or monthly input for more precise calculations based on your budgeting preferences.

Federal Income Tax

Calculated using 2024 federal tax brackets (15%, 20.5%, 26%, 29%, 33%)

GST Calculation

5% GST on eligible purchases (excludes basic groceries, rent, medical services)

Your Grant Share

Your tax contribution ÷ federal revenue × grants allocation (2.5%) × grant amount = your personal share

Grants Allocation

Only ~2.5% of federal spending goes to grants and contributions. The rest funds healthcare, defense, debt servicing, etc.

This calculator provides estimates based on federal taxes only. Provincial taxes and other factors are not included.
Quick Stats

Total Grants: 29,513

Total Value: $72,863,619,685

Average Grant: $2468865