Summary
If you make $18,400 a year living in the region of Manitoba, Canada, you will be taxed $5,400. That means that your net pay will be $13,000 per year, or $1,083 per month. Your average tax rate is 29.4% and your marginal tax rate is 31.2%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of $100 in your salary will be taxed $31.20, hence, your net pay will only increase by $68.80.
Bonus Example
A $1,000 bonus will generate an extra $688 of net incomes. A $5,000 bonus will generate an extra $3,440 of net incomes.