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ITR Filing Deadline: Complete Guide to File Income Tax Return Online

With the income tax return filing deadline approaching, taxpayers can complete the process through the e-filing portal in a straightforward manner. Here's everything you need to know about filing your ITR online.

ED
Editorial Desk
31 Jul 2026, 4:10 PM · 9 views · 4 min read
DailyBitsWire

As the deadline for filing Income Tax Returns approaches, millions of Indian taxpayers are preparing to complete their annual tax compliance obligations. The Income Tax Department's e-filing portal has simplified the process considerably, allowing individuals to file returns from the comfort of their homes without visiting tax offices or relying entirely on intermediaries.

Understanding Income Tax Return Filing

An Income Tax Return is a form through which taxpayers declare their income, expenses, tax deductions, investments, and taxes paid to the Income Tax Department. Filing ITR is mandatory for individuals whose total income exceeds the basic exemption limit, which varies based on the tax regime chosen and age category. Even those below the threshold should consider filing returns to claim refunds or create a financial track record useful for loans and visa applications.

Preparing Before You Begin

Before starting the online filing process, gather essential documents including Form 16 from your employer, bank statements, investment proofs, interest certificates, capital gains statements, and details of any other income sources. Having your PAN card, Aadhaar card, and bank account details readily available will streamline the process.

You'll also need to determine which ITR form applies to your situation. Salaried individuals typically use ITR-1 or ITR-2, while those with business income use ITR-3 or ITR-4. The e-filing portal automatically suggests the appropriate form based on the income details you provide.

Step-by-Step Filing Process

The online filing journey begins at the Income Tax Department's e-filing portal. First-time users must register by providing their PAN, full name, date of birth, and mobile number. Existing users can simply log in using their credentials.

Once logged in, navigate to the 'e-File' menu and select 'Income Tax Return'. Choose the relevant assessment year for which you're filing. The portal will display applicable ITR forms based on your previous filings and profile information.

After selecting the appropriate ITR form, you can choose between online and offline filing methods. Online filing allows you to enter data directly into web forms, while offline filing involves downloading a utility, filling it on your computer, and uploading the generated XML file.

Entering Income Details

The form requires comprehensive income information across various heads. For salaried individuals, enter salary income as per Form 16. Include income from house property, capital gains from sale of assets, income from other sources like interest and dividends, and any business or professional income if applicable.

The portal allows you to import certain information directly from your Form 26AS and Annual Information Statement, which contain details of taxes deducted and various financial transactions. Verify this pre-filled data carefully before proceeding.

Claiming Deductions and Computing Tax

After entering income details, move to the deductions section. Claim eligible deductions under Chapter VI-A including Section 80C investments, 80D health insurance premiums, 80G donations, and others. If you've opted for the new tax regime, remember that most deductions aren't available.

The portal automatically calculates your tax liability based on the income and deductions provided. It also factors in advance tax and TDS already paid, showing whether you owe additional tax or are due for a refund.

Verification and Submission

Before final submission, thoroughly review all entered information using the preview option. Check for mathematical errors, missing details, or incorrect claims that could trigger scrutiny or processing delays.

After submission, you must verify your return within 120 days. Verification can be done electronically through Aadhaar OTP, net banking, or by sending a signed physical copy of ITR-V to the Centralized Processing Center in Bengaluru. Electronic verification is faster and confirms successful filing immediately.

Tracking and Acknowledgement

Once verified, the Income Tax Department processes your return and sends an acknowledgement to your registered email. You can track processing status through the portal under 'View Filed Returns'. If selected for processing with scrutiny, respond promptly to any queries raised by the department.

Common Mistakes to Avoid

Taxpayers should avoid selecting wrong ITR forms, missing income sources, incorrect bank account details for refunds, and claiming ineligible deductions. Ensure consistency between Form 26AS and your return to prevent mismatches that delay processing.

This article provides general information about ITR filing procedures and should not be considered as professional tax advice. Tax situations vary based on individual circumstances, and taxpayers should consult qualified tax professionals or chartered accountants for specific guidance on their returns.

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