Calculate Income Tax for FY 2025-26 with our New vs Old Regime comparison tool. Includes Budget 2024 updates like the ₹75k Standard Deduction. 100% Private.
Personal Details
Income Sources
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Deductions (Old Regime Mostly)
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New Regime: ₹75,000 | Old Regime: ₹50,000
Tax Comparison
New Regime
₹0
Old Regime
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No Tax DueEnter your income details.
How to use this tool
1
Set Your Taxpayer Profile
Select your Age Group (Below 60, 60–80, or 80+). This is vital for the Old Regime calculation, as basic exemption limits increase for senior and super-senior citizens.
2
Declare Your Gross Income
Input your Gross Annual Salary and any "Other Income" from sources like bank interest, rental properties, or dividends. Our tool uses these values to calculate your "Gross Total Income."
3
Auto-Apply Standard Deductions
Watch as the tool automatically subtracts the mandatory Standard Deduction—₹75,000 for the New Regime and ₹50,000 for the Old Regime—saving you from manual errors.
4
Input Tax-Saving Investments
For the Old Regime, enter your Section 80C investments (LIC, PPF, EPF), 80D medical insurance premiums, and HRA exemptions. These are the primary "levers" that could make the Old Regime more beneficial for you.
5
Analyze the Comparison
Review the visual bar chart and the "Winner" badge. The calculator will explicitly state which regime saves you more money and exactly how much you can expect to pay in taxes, including the 4% Health & Education Cess.
Tax planning in India has shifted from a simple annual chore to a strategic financial decision, especially with the introduction of the dual-regime system. As we move into the Financial Year 2025-26 (Assessment Year 2026-27), the complexity of choosing between the Old and New Tax Regimes has reached an all-time high. Our Income Tax Calculator is engineered to be your personal financial consultant, providing an instant, side-by-side comparison to help you identify exactly where your tax savings lie. Whether you are a salaried professional, a consultant with multiple income streams, or a senior citizen managing pension funds, this tool provides the clarity needed to navigate the latest legislative changes announced in the recent Union Budget.
The technical logic driving this calculator is rooted in absolute accuracy and the latest 2024-25 Budget mandates. For users opting for the New Tax Regime—now the default choice for most Indian taxpayers—we have integrated the significantly increased Standard Deduction of ₹75,000. Our engine follows the refined six-slab structure: starting with 0% for income up to ₹3 Lakh and scaling up to 30% for income above ₹15 Lakh. We’ve also programmed the Section 87A rebate logic, which ensures that individuals with a taxable income of up to ₹7 Lakh (after deductions) pay zero tax. This means the tool isn't just performing basic addition; it is calculating "Marginal Relief" and rebate thresholds in real-time to ensure the number you see is legally compliant.
At SutraBase, we believe that your financial profile is your most sensitive data. Most online calculators require you to "Submit" your salary and investment details to a remote server, where they could be logged, analyzed, or sold to third-party lenders. Our tool utilizes Client-Side Processing (CSP) technology. This means the entire mathematical engine is loaded into your browser, and the calculation happens locally in your device's RAM. Your Gross Salary, 80C investments, and HRA details never leave your computer. We do not store your data, we do not require a login, and we do not track your financial habits. It is a high-performance engineering project that prioritizes your data sovereignty while delivering professional-grade fiscal projections.
When to use this tool?
The versatility of this calculator makes it an essential utility for various life stages and financial scenarios. If you are currently involved in salary negotiations for a new job or a promotion, you can use this tool to determine the actual "take-home" value of your CTC. Many employees are surprised to find that a higher gross salary might put them in a bracket where the New Regime is vastly superior, even without deductions. By plugging in your proposed figures, you can budget for your lifestyle changes with accurate post-tax data. It is also an indispensable tool during the "Tax-Saving Season" between January and March. Before you lock your money into a 5-year Fixed Deposit or an LIC policy just for 80C benefits, you can check if those investments actually lower your tax liability enough to beat the naturally lower rates of the New Regime.
For homeowners and those living in rented accommodations, the decision is even more nuanced. If you have a significant Home Loan Interest (Section 24b) or high HRA claims, the Old Regime may still be your best friend. This tool allows you to perform "What-If" analysis—adjusting your HRA or investment values to see where the "break-even" point lies between the two regimes. Freelancers and consultants who don't qualify for the Standard Deduction can use the "Other Income" field to project their advance tax payments throughout the year, ensuring they don't face interest penalties when it comes time to file their ITR-3 or ITR-4.
In conclusion, the SutraBase Income Tax Calculator for FY 2025-26 is about more than just numbers; it is about financial empowerment. We have moved the complex logic of the Indian Tax Code from a CA’s desk directly into your browser. Our goal is to provide a transparent, secure, and lightning-fast experience that removes the anxiety from tax season. By combining real-time visual charts with precise slab calculations, we enable you to take control of your fiscal future. No more guesswork, no more data privacy concerns—just pure, accurate, and private financial planning. Stop overpaying the taxman and start optimizing your wealth with our privacy-first workspace.
Frequently Asked Questions
This is due to the combination of the increased ₹75,000 Standard Deduction and the Section 87A rebate. Once the deduction is applied, your taxable income becomes ₹7,00,000. Under the New Regime, any taxable income up to ₹7 Lakh qualifies for a full tax rebate, resulting in zero tax liability.
No. The New Tax Regime offers lower tax rates and a higher standard deduction in exchange for giving up most exemptions. Deductions like 80C (PPF/LIC), 80D (Medical), and HRA can only be claimed if you choose to file under the Old Tax Regime.
Yes. Our calculator automatically adds the mandatory 4% Health and Education Cess to the calculated tax amount for both regimes, ensuring the final figure reflects the total amount you will actually pay to the government.
Absolutely not. We prioritize your privacy above all else. All calculations are performed "locally" using JavaScript in your browser. Your data is processed in your device's temporary memory (RAM) and is wiped the moment you close the tab. We do not have access to any data you enter.
Yes, this tool is fully updated with the latest changes from the 2024-25 Budget, including the revised tax slabs for the New Regime and the hike in the Standard Deduction from ₹50,000 to ₹75,000.
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