Income Tax Return (ITR) is a form that an individual submits to the Income Tax Department of India to file information about his income and taxes payable during that year. Information filed in an ITR should be applicable for a particular financial year between 1st April to 31st March of the next year. It is a prescribed form through which the particulars of income earned by a person in a financial year and taxes paid on such income are communicated to the Income-tax Department. All individuals, up to the age of 59, whose total income for a financial year exceeds Rs 2.5 lakh. For senior citizens (aged 60-79), the limit increases to Rs. 3 lakh and for super senior citizens (aged 80 and above) the limit is Rs. 5 lakhs.