Summary
If you make $45,000 a year living in the region of British Columbia, Canada, you will be taxed $11,344. That means that your net pay will be $33,656 per year, or $2,805 per month. Your average tax rate is 25.2% and your marginal tax rate is 28.5%. 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 $28.52, hence, your net pay will only increase by $71.48.
Bonus Example
A $1,000 bonus will generate an extra $715 of net incomes. A $5,000 bonus will generate an extra $3,574 of net incomes.