1. Income from salary Income from salary can be calculated by adding the basic salary, dearness allowance, house rent allowance, travel allowance, commission, bonus and other allowances. You can compute this income by using the TDS certificate in Form 16. After adding all these components, you now have your gross salary. From the gross salary, you have to deduct a portion of House Rent Allowance (HRA), travel allowance exemption and medical reimbursement on furnishing medical bills. 2. Income from house property Another source of taxable income is the rent received from house property. If you have only one house and even if it is self-occupied, you will be required to calculate income from house property. In most of the cases, it will be nil. 3. Income From Business and Profession Calculating income from business and profession is a challenging task and it is advisable to take the help of an expert such as a chartered accountant. To deal with the allowances/disallowances of various exp...