Summary
If you make 42,163,416 BHD a year living in Bahrain, you will be taxed 424,994 BHD. That means that your net pay will be 41,738,422 BHD per year, or 3,478,202 BHD per month. Your average tax rate is 1.0% and your marginal tax rate is 1.0%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of 100 BHD in your salary will be taxed 1 BHD, hence, your net pay will only increase by 99 BHD.
Bonus Example
A 1,000 BHD bonus will generate an extra 990 BHD of net incomes. A 5,000 BHD bonus will generate an extra 4,950 BHD of net incomes.