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Published on: Jun 24, 2026

Form 29b - Income Tax

Report under section 115JB of the Income-tax Act, 1961 for computing the book profits of the company

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Frequently Asked Questions

Common questions about Form 29B Income Tax Report for Company Book Profits.

Form 29B is a tax form used for computing the book profits of a company under section 115JB of the Income Tax Act, 1961. It is a mandatory filing requirement for companies liable to pay Minimum Alternate Tax (MAT) on their book profits.
A company needs to file Form 29B along with its income tax return if the tax payable on its book profits under MAT provisions is higher than the regular income tax payable. It serves as a report to calculate the book profits for MAT purposes.
Form 29B requires details such as the company's name, address, and Permanent Account Number (PAN). It also seeks information related to the company's profit and loss account, adjustments for computing book profits, and the calculation of MAT liability.
Form 29B outlines the process for computing book profits, which involves starting with the net profit as per the profit and loss account and making prescribed adjustments, such as adding back certain expenses and income exempt from tax.
Some common adjustments made while calculating book profits in Form 29B include adding back provisions for taxes, provisions for diminution in the value of assets, and income exempt from tax. Certain income and expenditure items may also need to be adjusted.
The concept of MAT and book profits ensures that companies pay a minimum amount of tax even if they have claimed excessive deductions or exemptions under the regular tax provisions. It aims to prevent companies from avoiding taxes by reporting lower taxable income.
All companies, including domestic and foreign companies, are required to file Form 29B if they are liable to pay MAT on their book profits for the relevant assessment year.
Form 29B needs to be filed along with the company's income tax return, which is typically due by September 30 for companies whose accounts are subject to tax audit or November 30 for other companies.
Failure to file Form 29B or providing incorrect information can lead to penalties and interest charges under the Income Tax Act. It is crucial for companies to comply with the MAT provisions and file Form 29B accurately and on time.
Companies that are not liable to pay MAT on their book profits, such as those engaged in specific sectors or enjoying tax holidays, may be exempted from filing Form 29B. However, it is advisable to consult a tax professional to determine the applicability of Form 29B in specific cases.