Summary
If you make ₨ 4,159,992 a year living in the region of Islamabad Capital Territory, Pakistan, you will be taxed ₨ 547,998. That means that your net pay will be ₨ 3,611,994 per year, or ₨ 301,000 per month. Your average tax rate is 13.2% and your marginal tax rate is 25.0%. 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 ₨ 25, hence, your net pay will only increase by ₨ 75.
Bonus Example
A ₨ 1,000 bonus will generate an extra ₨ 750 of net incomes. A ₨ 5,000 bonus will generate an extra ₨ 3,750 of net incomes.