Summary
If you make $ 2,158,000 a year living in Taiwan, you will be taxed $ 337,499. That means that your net pay will be $ 1,820,501 per year, or $ 151,708 per month. Your average tax rate is 15.6% and your marginal tax rate is 21.2%. 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 $ 21.19, hence, your net pay will only increase by $ 78.81.
Bonus Example
A $ 1,000 bonus will generate an extra $ 788 of net incomes. A $ 5,000 bonus will generate an extra $ 3,941 of net incomes.