Salary tax is regarded as one of the significant source through which government finances its activities. It is levied on salaried persons, self employed, or non – corporate firms. In case you are not aware of your gross salary, then salary tax calculator is available online for your assistance. In order to know the rate of tax levied on your salary you can use this salary calculator. It is significant to note that if your salary is less than 400,000 PKR/ yearly (salaried or non- salaried) there is no applied Salary Tax. There is 2% salary tax imposed if taxable amount exceeds 400,000 PKR but not 500,000 PKR. Salary tax increases to 5% if your salary increases from 500,000 PKR but not more than 75,000PKR. The rate of salary tax varies with the increase in your salary amount.Add up the commissions and bonuses if you are entitled to any, in your salary to come up with the total amount. In case you forget the formulas and procedures to calculate your salary tax then simply use this calculator to get the accurate results.