A Step-by-Step Guide to Filing ITR Online in India

Filing Income Tax Returns (ITR) is an essential financial responsibility for every eligible taxpayer in India. With the convenience of online filing, the process has become simpler and more efficient. This guide will walk you through the steps to file your ITR online, ensuring compliance with tax regulations while maximizing your refunds (if applicable).
Who Needs to File ITR?
You must file ITR if your annual income exceeds the basic exemption limit:
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₹2.5 lakh for individuals below 60 years.
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₹3 lakh for senior citizens (60-80 years).
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₹5 lakh for super senior citizens (above 80 years).
Even if your income is below the threshold, filing ITR is advisable if you:
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Claim tax refunds.
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Have foreign assets or income.
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Apply for loans or visas.
Documents Required for ITR Filing
Before starting, keep these documents ready:
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PAN card
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Aadhaar card (linked with PAN)
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Form 16 (for salaried individuals)
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Bank statements and interest certificates
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Investment proofs (PPF, ELSS, NPS, etc.)
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Rent receipts (if claiming HRA)
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Home loan interest certificate (if applicable)
Steps to File ITR Online
1. Register on the Income Tax e-Filing Portal
Visit the official Income Tax Department website (www.incometax.gov.in) and log in using your PAN (as username) and password. New users must register first.
2. Select the Correct ITR Form
Choose the appropriate ITR form based on your income sources:
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ITR-1 (Sahaj): For salaried individuals with income up to ₹50 lakh from salary, one house property, and other sources.
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ITR-2: For individuals with capital gains, multiple properties, or foreign income.
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ITR-3: For business owners or professionals.
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ITR-4 (Sugam): For presumptive income under Section 44AD/44ADA.
3. Fill in Income and Deduction Details
Enter details from Form 16 (if salaried), interest income, capital gains, and deductions under Sections 80C, 80D, etc. Ensure accuracy to avoid discrepancies.
4. Verify Tax Payments and TDS
Cross-check TDS details in Form 26AS (available on the portal) and ensure all advance tax or self-assessment tax payments are reflected.
5. Calculate Tax Liability and Pay if Required
If you owe additional tax after TDS, pay it via the portal using net banking, debit/credit card, or UPI before filing.
6. Submit and E-Verify ITR
After submission, e-verify your return using:
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Aadhaar OTP
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Net banking
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Electronic Verification Code (EVC) sent to your registered mobile/email
Alternatively, send a signed ITR-V to CPC Bengaluru within 120 days.
Important Deadlines
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July 31: For individuals and non-audit cases.
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October 31: For taxpayers requiring audit.
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December 31: Late filing with penalties.
Filing ITR online is a straightforward process if you have the right documents and follow the steps carefully. Timely filing ensures compliance, avoids penalties, and helps in financial planning. For complex cases, consider consulting a tax advisor.