Published Aug 6, 2025 4 Min Read

Introduction

Taxation plays a vital role in ensuring fair economic practices among businesses. However, certain companies with substantial book profits often manage to reduce their taxable income significantly through exemptions and deductions. To address this disparity, the Indian government introduced Minimum Alternate Tax (MAT). MAT ensures that companies pay a minimum amount of tax, thereby preventing tax avoidance. This article explores the meaning, calculation, and eligibility criteria of MAT, along with actionable insights for companies seeking clarity on this tax mechanism.

What is Minimum Alternate Tax

Minimum Alternate Tax (MAT) is a provision introduced under Section 115JB of the Income Tax Act, 1961. It ensures that companies with high book profits but minimal taxable income contribute a minimum amount of tax to the government. MAT primarily applies to companies that leverage deductions, exemptions, or incentives to lower their tax liability.

MAT is calculated based on the book profits of a company, which are derived from its profit and loss account prepared as per the Companies Act. If the income tax payable by a company is less than 15 percent of its book profits, MAT becomes applicable, and the company must pay tax at the specified rate. This mechanism helps maintain equity in the tax system and prevents companies from avoiding taxes entirely.

How to Calculate MAT?

The calculation of MAT is straightforward but requires adherence to specific rules. Companies must compute their book profits and apply the prescribed rate of 15 percent (as per current regulations). To simplify the process, companies can use an amt tax calculator to ensure accuracy.

Additions to the net profit (if debited to the profit and loss account)

Certain items must be added back to the net profit while calculating book profits for MAT. These include:

  • Income tax paid or payable.
  • Provisions for unascertained liabilities.
  • Depreciation as per books of accounts.
  • Dividends paid or proposed.

Deletions to the net profit (if credited to the profit and loss account)

Similarly, certain items must be deducted from the net profit while calculating book profits for MAT. These include:

  • Income exempt under Section 10.
  • Profits from units in Special Economic Zones (SEZs).
  • Revaluation reserve adjustments.

Once these adjustments are made to the net profit, the book profit is multiplied by the MAT rate of 15 percent to determine the tax liability.

What is MAT Credit?

MAT credit refers to the excess tax paid under MAT that can be carried forward and utilised in subsequent years. If the tax payable under regular provisions in future years exceeds the MAT liability, companies can offset the excess MAT paid earlier against their regular tax liability.

MAT credit can be carried forward for up to 15 assessment years, as per current regulations. However, it is important to note that MAT credit cannot be refunded; it can only be utilised to reduce future tax liability. This provision ensures that companies are not penalised for paying MAT when their regular tax liability increases in subsequent years.

Illustration

To better understand MAT calculation, let us consider an example:

ParticularsAmount (Rs.)
Net profit as per profit and loss account50,00,000
Add: Income tax paid2,00,000
Add: Depreciation5,00,000
Less: Income exempt under Section 103,00,000
Book profit54,00,000
MAT @ 15% of book profit8,10,000

In this example, the company must pay Rs. 8,10,000 as MAT since it exceeds its regular tax liability.

Conclusion

Minimum Alternate Tax (MAT) is a crucial provision that ensures companies contribute their fair share of taxes, irrespective of exemptions and deductions. By understanding MAT, its calculation, and the concept of MAT credit, companies can make informed decisions and plan their tax liabilities effectively. Staying compliant with MAT regulations not only prevents tax avoidance but also fosters trust and transparency in financial practices.

Frequently Asked Questions

What is the new alternative minimum tax?

The alternative minimum tax (AMT) is similar to MAT but applies to individuals, Hindu Undivided Families (HUFs), and other non-corporate entities. It ensures that taxpayers with substantial income pay a minimum tax despite deductions and exemptions.

What is the limit of AMT?

The AMT limit is determined based on the individual's or entity's adjusted total income. For individuals and HUFs, AMT applies if their adjusted total income exceeds Rs. 20,00,000.

What is the alternate tax rate?

For MAT, the alternate tax rate is 15 percent of the book profit. For AMT, the rate varies depending on the taxpayer category and income level, as prescribed under the Income Tax Act.

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