Summary
If you make 1,102,399,992 ₫ a year living in Vietnam, you will be taxed 342,202,160 ₫. That means that your net pay will be 760,197,832 ₫ per year, or 63,349,819 ₫ per month. Your average tax rate is 31.0% and your marginal tax rate is 37.9%. 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 37.86 ₫, hence, your net pay will only increase by 62.14 ₫.
Bonus Example
A 1,000 ₫ bonus will generate an extra 621 ₫ of net incomes. A 5,000 ₫ bonus will generate an extra 3,107 ₫ of net incomes.