Defective Return Notice Under Section 139(9): How to Fix It

Short answer: A notice under Section 139(9) of the Income-tax Act means your filed Income Tax Return (ITR) is incomplete or has inconsistencies. The tax department gives you 15 days to rectify these defects. You must respond online by either filing a corrected return or providing reasons for disagreeing with the notice. Ignoring this notice will render your ITR invalid, as if it was never filed in the first place.

What is a defective return notice under Section 139(9)?

It is an intimation sent by the Centralised Processing Centre (CPC) of the Income Tax Department when the tax return you filed contains certain specified errors. This is not a scrutiny or demand notice; it is a request to correct mistakes so your return can be processed. The notice will specify the error code and a description of the defect, guiding you on what needs to be fixed. It is an opportunity to make your return valid and compliant.

Why did I receive a notice for a defective return?

You likely received this notice because the automated system found discrepancies in your ITR. Common reasons include a mismatch between income reported and data in your Form 26AS or Annual Information Statement (AIS), claiming TDS that doesn't match government records, or leaving mandatory schedules in the ITR form blank. For businesses, failing to fill the Balance Sheet and Profit & Loss statement is a frequent trigger.

Defect Description	Common Reason	How to Fix It
TDS Mismatch	The TDS you claimed in your ITR does not match the amount reflected in your Form 26AS.	Reconcile your TDS claims with Form 26AS. Correct the figures in your ITR. If a deductor has failed to file their TDS return, you must follow up with them.
Incomplete Schedules	For business income (ITR-3/4/5), required fields in the Balance Sheet and Profit & Loss account are left blank.	Fill all mandatory fields in Part A-BS (Balance Sheet) and Part A-P&L (Profit and Loss). This is required even if your turnover is below audit limits.
Gross Receipts Mismatch	The gross receipts reported in your ITR are less than the total credits shown in your Form 26AS, AIS, and TIS.	Review your AIS and TIS on the portal. Ensure all income from all sources (freelancing, interest, dividends) is correctly reported in your ITR.
Presumptive Income Error	Income declared under the presumptive scheme (Section 44AD/44ADA) is less than the prescribed minimum percentage of gross receipts.	Ensure your declared profit is at least 6% (for digital receipts) or 8% (for other receipts) of your turnover under Section 44AD, or 50% under Section 44ADA.
Missing Tax Payment Details	Taxes paid via advance tax or self-assessment are claimed, but the challan details are incorrect or missing.	Verify the BSR code, challan serial number, and date of payment for all tax payments and enter them correctly in the 'Taxes Paid' schedule.

What happens if I ignore a Section 139(9) notice?

Your return will be treated as an 'invalid return', which has serious consequences. It is legally considered as if you never filed an ITR for that financial year. This can lead to penalties under Section 271F for non-filing, interest charges under Sections 234A, B, and C, loss of the ability to carry forward any business losses or capital losses to future years, and potential delays in receiving any legitimate refunds.

How do I respond to a defective return notice online?

You must respond through the official Income Tax e-filing portal. The process is entirely online and straightforward. After logging in, navigate to the 'e-Proceedings' section where you can view the notice and submit your response. You do not need to visit an income tax office.

Here is a step-by-step guide:

1. Login: Go to the Income Tax e-filing portal and log in using your PAN and password.
2. Navigate: Go to 'Pending Actions' > 'E-proceedings'.
3. View Notices: You will see a list of active proceedings. Find the one related to the Defective Notice under Section 139(9) and click 'View Notices'.
4. Submit Response: After reading the notice details, click 'Submit Response'.
5. Choose an Option: You will be given two options:
   • Agree with Defect: Select this if you agree the defect is valid. You will then be asked to upload the corrected ITR XML/JSON file.
   • Disagree with Defect: Select this if you believe your original return was correct. You must provide clear and strong reasons for your disagreement in the provided text box.
6. Upload Corrected Return: If you agree, prepare a corrected return in the appropriate ITR utility. Generate the new JSON file and upload it under the response screen. Select the reason for correction as 'In response to a notice u/s 139(9)'.
7. Submit and Verify: Submit your response. If you filed a corrected return, you must e-verify it using Aadhaar OTP or another method, just as you would with a normal ITR. Your response is incomplete until it is verified.

Worked example

Siddharth is a salaried professional in Bengaluru with a total salary of ₹18 lakh for FY 2025-26. He also earned ₹50,000 in short-term capital gains from shares. He filed his ITR-2 but received a 139(9) notice. The defect mentioned is: "Taxpayer has entered income from capital gains but Schedule CG is not filled."

• Step 1: Analysis Siddharth logs in and reviews the notice. He realises that while he included the ₹50,000 capital gain in his total income computation, he forgot to fill out the detailed 'Schedule CG' which requires information on the sale and purchase dates, costs, and calculation of the gain.

• Step 2: Correction He opens the ITR-2 utility again. This time, he navigates to Schedule CG. He enters the full value of consideration (sale price), cost of acquisition, and dates for his share transactions. The utility automatically calculates the ₹50,000 gain.

• Step 3: Response Filing He logs back into the portal and goes to 'E-proceedings'.

  • He selects 'Submit Response' for the 139(9) notice.
  • He chooses 'Agree with Defect'.
  • The system prompts him to upload the corrected return. He generates the new ITR JSON file from the utility and uploads it.
  • He submits the response and is prompted for a transaction ID.

• Step 4: Verification Siddharth immediately e-verifies the newly submitted return using his Aadhaar OTP. The portal confirms that his response to the 139(9) notice is successfully submitted and his return is now under processing.

Common mistakes

1. Ignoring the 15-day Deadline: This is the most critical error. Failing to respond within the stipulated time (usually 15 days) makes your ITR invalid automatically.
2. Filing a 'Revised Return' u/s 139(5): Do not file a standard revised return. You must specifically file a response to the 139(9) notice through the 'e-proceedings' section. Filing a separate revised return will not resolve the defective notice.
3. Disagreeing Without Strong Justification: If you choose to disagree, your reasoning must be precise. For example, if the notice points to a TDS mismatch but you have the TDS certificate (Form 16/16A) to prove your claim, state this clearly in your response.
4. Forgetting to E-verify the Response: If your response involves submitting a corrected ITR, it must be e-verified. An unverified ITR is treated as not filed.
5. Not Reconciling with AIS/TIS: The most common defects arise from mismatches with AIS/TIS. Always download and check these statements before filing and especially before responding to a 139(9) notice. You can learn more in our guide on Form 26AS vs AIS vs TIS.

How SP & SC helps

Receiving a notice from the tax department can be stressful. At SP & SC, we handle these matters daily for our clients, from salaried individuals to small businesses. Our team of Chartered Accountants will meticulously analyse the notice, reconcile your financial records with AIS and Form 26AS, identify the root cause of the defect, and prepare a precise and compliant response. We handle the entire process of filing the corrected return and ensuring its successful verification, providing you with complete peace of mind. For expert assistance with your tax filings and notices, explore our Income Tax Filing services.

Frequently asked questions

H3: What is the difference between a defective return (139(9)) and a revised return (139(5))?

A notice for a defective return under Section 139(9) is issued by the Income Tax Department for specific errors. A revised return under Section 139(5) is filed voluntarily by a taxpayer to correct any omission or wrong statement in their original return before the assessment is complete. You respond to a 139(9) notice, whereas you initiate a 139(5) revision.

H3: Do I need to pay any penalty for a defective return notice?

No, there is no direct penalty for receiving a 139(9) notice itself. It is a chance to correct your return. However, if you fail to comply, your return becomes invalid, which can trigger penalties for non-filing of ITR as per the Act.

H3: Can I disagree with the defective return notice?

Yes. If you are confident that your original ITR is correct and the department's observation is erroneous, you can select the 'Disagree with Defect' option and submit a detailed justification. The Assessing Officer will review your explanation.

H3: Can I request an extension to respond to the notice?

Yes, the e-filing portal allows you to request an extension of time. You need to provide a valid reason for the delay. This request is subject to approval by the Assessing Officer, so it's always better to act within the initial 15-day window.

H3: What if my refund is stuck because of a 139(9) notice?

Your ITR will not be processed, and therefore no refund will be issued, until you rectify the defect mentioned in the notice. Once you submit a successful response and the corrected return is processed, your refund will be processed as per the normal procedure. You can learn more in our guide to responding to income tax notices.

Get a fixed-fee quote

If you have received a notice for a defective return and are unsure how to proceed, don't risk letting your ITR become invalid. Share the notice and your documents with us, and we will provide a written fixed-fee quote for handling the entire process. At SP & SC, we analyse the issue, prepare the response, and ensure your compliance is fully restored, end to end. Contact SP & SC or WhatsApp us at +91 90356 74566 today.