If you make $50,000 a year living in the region of British Columbia, Canada, you will be taxed $10,128. That means that your net pay will be $39,872 per year, or $3,323 per month. Your average tax rate is 20.3% and your marginal tax rate is 33.8%. 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 $33.82, hence, your net pay will only increase by $66.18.
A $1,000 bonus will generate an extra $662 of net incomes. A $5,000 bonus will generate an extra $3,309 of net incomes.