Finance Compliance Consultant
255 Points
Joined March 2026
Dear Sir/Ma'am,
Based on the newly introduced Rule 12AE of the Income-tax Rules (notified via the Income-tax Tenth Amendment Rules, 2025), Form ITR-B is the dedicated return form for Block Assessments under Chapter XIV-B. It is mandatory for any assessee who receives a notice under Section 158BC or Section 158BC r.w.s. 158BD following a search (u/s 132) or requisition (u/s 132A) initiated on or after September 1, 2024.
Here is a practical guide and illustration on how to file it:
1. Manner of Filing & Verification (As per Rule 12AE)
The form must be filed entirely electronically. The verification mode depends on the type of taxpayer:
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Companies, Political Parties, and Assessees liable for Tax Audit (u/s 44AB): Mandatory to file and verify using a Digital Signature Certificate (DSC).
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All Other Taxpayers: Can verify using either a DSC or an Electronic Verification Code (EVC).
2. Understanding the "Block Period" (Illustration)
ITR-B requires you to report income for a "Block Period." This period consists of:
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The six assessment years preceding the previous year in which the search was conducted.
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The broken period of the current year from April 1st up to the date of the search/requisition.
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Illustration: Suppose the Income Tax Department initiated a search on your premises on October 15, 2024. The "Block Period" you need to report in ITR-B will encompass:
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6 Preceding Years: FY 2018-19 up to FY 2023-24.
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Broken Period: April 1, 2024, to October 14, 2024. In the ITR-B form, you will need to provide a year-wise breakdown of both your previously disclosed income and the new undisclosed income unearthed during this exact block.
3. Step-by-Step Filing Process on the e-Filing Portal
Currently, ITR-B cannot be filed as a regular return under the "File Income Tax Return" tab. You must file it in response to the notice:
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Step 1: Log in to your account on the Income Tax e-Filing portal.
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Step 2: Navigate to the "e-Proceedings" tab.
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Step 3: Locate the proceeding generated for the notice issued u/s 158BC (or 158BD) and click on "Submit Response".
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Step 4: Select the form type as "Block ITR" (ITR-B).
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Step 5: Fill out the respective parts of the form carefully:
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Part A: General Information (PAN, dates of search authorizations, notice details).
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Part B: Computation of Total Income (Year-wise breakdown).
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Part C: Computation of Undisclosed Income (Derived based on seized assets, documents, etc.).
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Part D & E: Tax Computation and Details of Tax Payments.
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Step 6: Submit and e-Verify using DSC or EVC as applicable to your category.
4. Crucial Points to Keep in Mind
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Strict Timeline: You must file ITR-B within the time limit specified in the 158BC notice (which is typically up to 60 days). Delaying this can attract severe penalties.
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No Revised Return: Under the block assessment scheme, there is no provision to file a revised ITR-B. Ensure the data entered is absolutely accurate and matches the seized annexures.
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Tax Credits: Any claim for tax credit against undisclosed income (other than self-assessment tax paid specifically for the block period) is subject to the strict verification and satisfaction of the Assessing Officer.
Hope this helps clarify the procedure!