Filing your income tax return (ITR) is how you report income, claim deductions, reconcile TDS and either pay the balance tax or claim a refund. The entire process is online on the Income Tax e-filing portal.

This guide walks through choosing the right form and regime, the documents you need, and how to e-file and verify.

What is How to File Income Tax Return (ITR) online?

An ITR is a form in which you declare income for a financial year, compute tax under your chosen regime, and reconcile it with taxes already paid (TDS, advance tax, self-assessment tax).

There are seven ITR forms (ITR-1 to ITR-7); the correct one depends on your income sources and taxpayer type.

Due date: 31 July

Documents required

  • PAN and Aadhaar (linked)
  • Form 16 (salaried)
  • Form 26AS and AIS/TIS
  • Bank and interest statements
  • Capital gains statements
  • Deduction proofs (for old regime)

Step-by-step process

  1. Collect documents. Download Form 26AS and AIS, and gather Form 16 and investment proofs.
  2. Choose the regime. Compare tax under the new and old regimes and pick the lower one.
  3. Select the ITR form. Choose the correct ITR form for your income sources.
  4. Fill and validate. Enter income and deductions on the portal; the tax is computed automatically.
  5. Pay and e-verify. Pay any balance tax, submit, and e-verify within 30 days via Aadhaar OTP, net banking or other modes.

Frequently asked questions

What happens if I miss the ITR due date?

You can file a belated return with a late fee of up to ₹5,000 under Section 234F, and you lose the ability to carry forward some losses.

Is e-verification mandatory?

Yes. An unverified return is treated as not filed. Verify within 30 days of filing.