Summary
If you make KSh 1,200,000 a year living in Kenya, you will be taxed KSh 294,253. That means that your net pay will be KSh 905,747 per year, or KSh 75,479 per month. Your average tax rate is 24.5% and your marginal tax rate is 30.9%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of KSh 100 in your salary will be taxed KSh 30.94, hence, your net pay will only increase by KSh 69.06.
Bonus Example
A KSh 1,000 bonus will generate an extra KSh 691 of net incomes. A KSh 5,000 bonus will generate an extra KSh 3,453 of net incomes.