Summary
If you make $145,623 a year living in the region of Alberta, Canada, you will be taxed $47,577. That means that your net pay will be $98,046 per year, or $8,170 per month. Your average tax rate is 32.7% and your marginal tax rate is 38.0%. 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 $38, hence, your net pay will only increase by $62.
Bonus Example
A $1,000 bonus will generate an extra $620 of net incomes. A $5,000 bonus will generate an extra $3,100 of net incomes.