An Income Tax Return (ITR) is a form that taxpayers use to report their income details and tax payments to the income tax department. There are seven different ITR forms available for ITR e filing: ITR 1 through ITR 7. The appropriate form for a taxpayer depends on various factors, including their sources of income, the total amount earned, and the type of taxpayer they are (such as individuals, Hindu Undivided Families (HUFs), companies, etc.). Each taxpayer must accurately complete and submit their income tax filing by a specified deadline to comply with tax laws.