Summary
If you make ₨ 21,000 a year living in the region of Khyber Pakhtunkhwa, Pakistan, you will be taxed ₨ 3,000. That means that your net pay will be ₨ 18,000 per year, or ₨ 1,500 per month. Your average tax rate is 14.3% and your marginal tax rate is 0.0%. 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 ₨ 0, hence, your net pay will only increase by ₨ 100.
Bonus Example
A ₨ 1,000 bonus will generate an extra ₨ 1,000 of net incomes. A ₨ 5,000 bonus will generate an extra ₨ 5,000 of net incomes.