Harpreet Kaur Navtej Singh Bhatoya
Published on: Mar 27, 2026
Minimum Alternate Tax (MAT)
Introduction
Minimum Alternate Tax (MAT) is a provision under the Indian Income Tax Act designed to ensure that companies with substantial profits pay a minimum amount of tax to the government. It was introduced to prevent companies from avoiding tax liability through excessive deductions, exemptions, and incentives, despite reporting high profits in their financial statements.
Meaning of MAT
MAT is governed by Section 115JB of the Income Tax Act, 1961. Under this provision, if the tax payable by a company under normal income tax provisions is less than a specified percentage of its book profit, then the company is required to pay tax based on its book profit instead of its taxable income.
In simple terms, MAT ensures that every profitable company pays at least a minimum level of tax.
Applicability of MAT
MAT is applicable to:
- All companies, including foreign companies having a permanent establishment in India
- Companies that claim various tax deductions, exemptions, or incentives
MAT does not apply to:
- Individuals, Hindu Undivided Families (HUFs), partnership firms, or LLPs
- Companies opting for certain concessional tax regimes under Sections 115BAA and 115BAB
Rate of MAT
The MAT rate is 15% of book profit, plus:
- Applicable surcharge
- Health and education cess
Computation of Book Profit
Book profit is calculated starting with the net profit as per the company’s profit and loss account prepared under the Companies Act. Certain adjustments are then made:
Additions include:
- Income tax paid or payable
- Provisions for unascertained liabilities
- Provisions for diminution in asset value
Deductions include:
- Amounts withdrawn from reserves
- Depreciation (excluding revaluation)
- Profits eligible for deduction under certain sections
The adjusted figure is treated as the book profit for MAT purposes.
MAT Credit
When a company pays tax under MAT instead of normal income tax, it becomes eligible for MAT credit. This credit can be carried forward for up to 15 assessment years and can be set off in future years when normal tax liability exceeds MAT liability.
Advantages of MAT
- Prevents tax avoidance by profitable companies
- Ensures a steady revenue stream for the government
- Promotes fairness in the tax system
Criticisms of MAT
- Increases tax burden on companies during low-profit periods
- Complicates tax compliance
- Affects cash flows, especially for capital-intensive industries
Conclusion
Minimum Alternate Tax plays a vital role in maintaining equity in India’s corporate tax structure. While it ensures that companies contribute a fair share of taxes, balancing MAT with business growth and investment incentives remains a continuing challenge for policymakers.
