Summary
If you make 252,599,880 ₫ a year living in Vietnam, you will be taxed 51,948,291 ₫. That means that your net pay will be 200,651,589 ₫ per year, or 16,720,966 ₫ per month. Your average tax rate is 20.6% and your marginal tax rate is 26.9%. 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 26.88 ₫, hence, your net pay will only increase by 73.12 ₫.
Bonus Example
A 1,000 ₫ bonus will generate an extra 731 ₫ of net incomes. A 5,000 ₫ bonus will generate an extra 3,656 ₫ of net incomes.