Summary
If you make $142,868 a year living in the region of Northwest Territories, Canada, you will be taxed $45,133. That means that your net pay will be $97,735 per year, or $8,145 per month. Your average tax rate is 31.6% and your marginal tax rate is 38.6%. 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 $38.60, hence, your net pay will only increase by $61.40.
Bonus Example
A $1,000 bonus will generate an extra $614 of net incomes. A $5,000 bonus will generate an extra $3,070 of net incomes.