Income Tax Return (ITR) is a form. Every year Government notify Income Tax Return through notification. Tax supposed to calculated by the aseesee, therefore, is called self-assessment tax. Majorly it can be divided in to following three parts.
I Part : It contains details of the Assessee.
II Part : It Contains details regarding Total Taxable Income & Tax Liability.
III Part : It contains details of Tax Payment. TDS, Advance Tax, Self-Assessment.