Income Tax · Filing Guide
How to File Income Tax Return (ITR) Online in India 2025
By FreWork CA Team · Updated July 2025 · 10 min read
Filing your income tax return (ITR) online in India is now simpler than ever — but choosing the right form, gathering the right documents, and filing before the deadline is crucial. This step-by-step guide explains everything for AY 2025-26.
ITR Filing Last Date 2025
| Category | Due Date |
|---|---|
| Individuals / HUF / AOP (no audit) | 31 July 2025 |
| Businesses requiring audit | 31 October 2025 |
| Transfer pricing cases | 30 November 2025 |
| Belated / revised return | 31 December 2025 |
Which ITR Form Should I Use?
- ITR-1 (Sahaj)Salaried individuals with total income up to ₹50 lakhs. Income from salary, one house property and other sources.
- ITR-2Individuals with capital gains, more than one house property, or foreign income/assets.
- ITR-3Individuals and HUFs with income from business or profession.
- ITR-4 (Sugam)Individuals/firms opting for presumptive taxation under Sections 44AD, 44ADA, 44AE.
- ITR-5Partnership firms, LLPs, AOPs, BOIs.
- ITR-6Companies (other than those claiming exemption under Section 11).
Documents Required for ITR Filing
- Form 16 — issued by your employer (for salaried)
- Form 26AS — tax credit statement from Income Tax portal
- AIS / TIS — Annual Information Statement
- Bank account statements (all accounts)
- Investment proofs: PPF, LIC, ELSS, NPS (for 80C deductions)
- Health insurance premium receipts (80D)
- Home loan interest certificate (for Section 24 deduction)
- Capital gains statement from broker / mutual fund house
- Rental income details with tenant PAN (if applicable)
How to File ITR Online — Step by Step
- Login to incometax.gov.in with your PAN and password
- Go to e-File → File Income Tax Return → Select AY 2025-26
- Choose the correct ITR form based on your income type
- Pre-fill data auto-populates from Form 26AS / AIS — verify carefully
- Enter remaining income, deductions (80C, 80D, HRA, etc.)
- Compute tax payable — pay any balance tax using Challan 280
- Submit the return → e-verify within 30 days
- Download ITR-V acknowledgement
Penalty for Late ITR Filing
Filing ITR after the due date attracts a penalty under Section 234F:
- ₹5,000 if filed after July 31 but before December 31
- ₹1,000 if total income is below ₹5 lakhs
- Interest at 1% per month on unpaid tax (Section 234A)
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