Income Tax Calculator Old vs New Regime FY 2026-27 – Free Excel Download
⚠️ YMYL Disclaimer — Verify Before Filing Tax slabs and deduction rules in this calculator are based on Union Budget 2025 provisions applicable for FY 2025-26 (AY 2026-27). For FY 2026-27 (AY 2027-28), verify the latest slabs at incometaxindia.gov.in. This tool is for educational planning only. Always consult a qualified Chartered Accountant before filing your ITR. Tax laws change annually with the Union Budget.
Many taxpayers default to a tax regime based on casual advice or word-of-mouth guidance, often missing out on substantial tax savings. For instance, a salaried professional with a home loan, standard health insurance, and an active NPS contribution might end up paying significantly more tax under the new regime compared to the old one.
The correct choice depends entirely on your financial profile. If you have minimal deductions, the new regime is structurally designed to benefit you. However, if you actively utilize Section 80C, 80D, and 24(b), the old regime could still save you thousands of rupees. This calculator provides the exact mathematical comparison in under two minutes.
🧮 Old vs New Tax Regime Calculator — FY 2025-26
Enter your income and deductions to see which regime saves you more. Takes 2 minutes.
📋 Step 1 — Basic Details
📋 Step 2 — Old Regime Deductions (Enter 0 if not applicable)
ℹ️ These deductions primarily apply to the old regime. The new regime removes most of them — the calculator automatically adjusts for this.
Old Tax Regime
₹0
Effective Rate: 0%
New Tax Regime
₹0
Effective Rate: 0%
Recommendation
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Mathematical Breakdown (Deductions)
Gross Income₹0
Standard Deduction₹50,000
80C Deduction₹0
80D (Health Insurance)₹0
HRA Exemption₹0
Home Loan Interest 24(b)₹0
NPS 80CCD(1B)₹0
Other Deductions₹0
Total Deductions (Old Regime)₹0
Taxable Income (Old Regime)₹0
Taxable Income (New Regime)₹0
* Tax includes 4% Health & Education Cess. Does not include surcharge (applicable above ₹50 lakh income). Verify final figure with your CA or at incometaxindia.gov.in.
Income Tax Slabs FY 2025-26 — Both Regimes at a Glance
The Union Budget 2025 revised the new tax regime, making it highly competitive for the average taxpayer. The most notable adjustment is the provision ensuring zero tax liability for income up to ₹12 lakh (for non-salaried individuals) and ₹12.75 lakh (for salaried individuals, factoring in the ₹75,000 standard deduction). This structural change significantly shifts the calculation for millions of middle-income earners.
New Tax Regime Slabs (FY 2025-26 — Default Regime)
Income Slab
Tax Rate
Tax on Slab
Cumulative Tax
₹0 – ₹4,00,000
Nil
₹0
₹0
₹4,00,001 – ₹8,00,000
5%
₹20,000
₹20,000
₹8,00,001 – ₹12,00,000
10%
₹40,000
₹60,000
₹12,00,001 – ₹16,00,000
15%
₹60,000
₹1,20,000
₹16,00,001 – ₹20,00,000
20%
₹80,000
₹2,00,000
₹20,00,001 – ₹24,00,000
25%
₹1,00,000
₹3,00,000
Above ₹24,00,000
30%
On balance
₹3,00,000 + 30% on excess
Rebate u/s 87A: If taxable income ≤ ₹12 lakh, rebate = min(tax liability, ₹60,000) → Net tax = ₹0. Standard deduction for salaried: ₹75,000. Cess: 4% on calculated tax.
Old Tax Regime Slabs (FY 2025-26)
← Scroll right →
Income Slab
Below 60 Yrs
Senior (60–80)
Super Senior (80+)
₹0 – ₹2,50,000
Nil
Nil
Nil
₹2,50,001 – ₹3,00,000
5%
Nil
Nil
₹3,00,001 – ₹5,00,000
5%
5%
Nil
₹5,00,001 – ₹10,00,000
20%
20%
20%
Above ₹10,00,000
30%
30%
30%
Rebate u/s 87A (old regime): If income ≤ ₹5 lakh, rebate = min(tax, ₹12,500) → nil tax. Standard deduction for salaried: ₹50,000. Key deductions available: 80C (₹1.5L), 80D, HRA, 24(b) home loan interest, NPS 80CCD(1B). Cess: 4%.
Source: Income Tax Department of India. Based on Finance Act 2025. Ensure you verify FY 2026-27 (AY 2027-28) slabs following official announcements.
When the Old Regime Remains Advantageous
There is no single regime that works for everyone. However, analyzing common tax return profiles reveals a clear pattern regarding when the old regime is still financially superior.
🏠 Scenario 1 — Salaried Professional with a Home Loan
Consider an individual earning ₹9.5L/year. They pay a home loan EMI (interest component ≈ ₹1.9L). They maximize Section 80C at ₹1.5L and have a health insurance premium of ₹25,000.
✅ Old regime saves ₹24,400/year. Combining a home loan with 80C and 80D typically makes the old regime more efficient.
🏗️ Scenario 2 — Senior Citizen with Medical Expenses
A 65-year-old retiree receives a pension of ₹3.8L/year and FD interest of ₹1.8L/year (Total: ₹5.6L). They pay ₹50,000 for senior citizen health insurance and invest ₹1L in senior savings schemes.
✅ Old regime saves ₹1,250. The savings are moderate, but utilizing the higher 80D limits for seniors can tip the balance.
🏦 Scenario 3 — High-Income Earner with Full Deductions
A corporate professional earning ₹15L/year utilizes maximum deductions: 80C (₹1.5L), NPS 80CCD(1B) (₹50K), health insurance (₹25K), and home loan interest (₹2L).
✅ Old regime saves ₹52,000/year. At higher income brackets, maximizing eligible deductions heavily favors the old regime.
📱 Scenario 4 — Young Professional with Minimal Deductions
A 24-year-old earning ₹10L/year rents an apartment without processing HRA and has minimal 80C investments (₹30K).
Old deductions: ₹50K (Standard Deduction) + ₹30K (80C) = ₹80K. Taxable: ₹9.2L → Tax: ₹1,14,400 New taxable: ₹9.25L → Tax: ₹78,000 (Rebate applies as taxable income is ≤ ₹12L)
✅ New regime saves ₹36,400/year. Without large deductions, the revised new regime slabs are highly advantageous.
🛍️ Scenario 5 — Self-Employed Business Owner
A self-employed individual with an annual income of ₹8L after business expenses. They have ₹20K in LIC premiums but no other major deductions.
Old deductions (no standard deduction for self-employed): ₹20K. Taxable: ₹7.8L → Tax: ₹78,000 New taxable: ₹8L → Rebate applies (≤₹12L) → Tax: ₹20,000
✅ New regime saves ₹58,000. Self-employed taxpayers with low deductions see the most significant benefit from the new regime.
👴 Scenario 6 — Salaried Employee Below ₹12.75L
A salaried employee earning ₹11L lives in company housing (no HRA). They contribute ₹60K to EPF (80C) and pay ₹12K for health insurance (80D).
Old deductions: ₹50K + ₹60K + ₹12K = ₹1.22L. Taxable: ₹9.78L → Tax: ₹1,02,960 New taxable: ₹10.25L → Rebate applies → Tax: ₹0 (income ≤ ₹12.75L for salaried)
✅ New regime saves the entire ₹1,02,960 tax liability. The expanded zero-tax threshold makes this a definitive win.
💡 Understanding the Break-Even Point:
Based on financial modeling of standard tax return profiles, if your total deductions under the old regime (excluding the standard deduction) cross the ₹3.5 to ₹4 lakh threshold, the old regime generally provides better savings for incomes between ₹10L and ₹20L. Below this threshold, particularly if your gross income is under ₹12.75L (salaried), the new regime is almost always more efficient. Using the calculator with your exact data provides the most accurate assessment.
Common Mistakes During Tax Planning
❌ Mistake 1 — Deciding Without Calculating Both Regimes
Many individuals select their tax regime based on generalized advice rather than running the numbers. A ₹30,000 to ₹50,000 variance in tax liability on a middle-class income is a significant margin of error.
✅ Fix: Use the calculator every April with your actual financial data. An objective mathematical comparison is the only reliable method.
❌ Mistake 2 — Factoring in Ineligible Deductions
It is common to see taxpayers estimating their savings based on theoretical maximums (e.g., assuming a full ₹1.5L for 80C when actual investments are only ₹60K) or claiming HRA while living rent-free. This inaccurately skews the comparison in favor of the old regime.
✅ Fix: Input only your actual, verifiable deductions into the calculator to avoid an unexpected tax burden during the filing season.
❌ Mistake 3 — Delaying the Declaration to Employers
Employees frequently delay their regime choice, causing employers to deduct TDS based on a default (often less optimal) regime from April onward. While this can be corrected via a refund during ITR filing, it restricts your monthly cash flow unnecessarily.
✅ Fix: Complete your tax planning and declare your chosen regime to your HR or payroll department by the first week of April.
❌ Mistake 4 — Conflating Tax Regime with Investment Strategy
A prevalent misconception is that shifting to the new regime eliminates the need to invest in instruments like PPF or ELSS. Tax-advantaged accounts like PPF (with tax-free EEE status) and ELSS (for equity exposure) remain sound financial tools regardless of whether they provide an immediate 80C deduction.
✅ Fix: Select your tax regime based on immediate tax math, but build your investment portfolio based on long-term wealth creation goals. See our PPF Calculator.
❌ Mistake 5 — Omitting FD Interest from Total Income
Retirees and senior citizens often calculate their tax solely on pension income, neglecting fixed deposit interest. A ₹20L FD yielding 7.5% generates ₹1.5L in annual interest, which is fully taxable and can easily push total income into a higher slab under either regime.
✅ Fix: Ensure your "Gross Annual Income" input encompasses all sources of revenue: salary, pension, FD interest, and rental income.
Understanding Tax on Fixed Deposit Interest
There is persistent confusion regarding how interest is taxed. Fixed deposit interest is fully taxable under both the old and new tax regimes. The interest generated is added to your aggregate income and taxed at the slab rate corresponding to your total earnings. Neither regime offers a distinct exemption or reduced rate specifically for FD interest.
The variable factor is the slab rate structure itself. A taxpayer earning ₹1.5L in FD interest and a ₹3L pension might owe zero tax under the old regime (utilizing 80D and 80C deductions) but could incur a tax liability under the new regime—or vice versa. The interest is treated identically; it is the combination of overall income and eligible deductions that determines the final liability.
⚠️ TDS on FD Interest is Not a Final Tax Exemption
When a bank deducts TDS on FD interest (typically 10% when interest exceeds the ₹40,000 threshold, or ₹50,000 for senior citizens), it is merely an advance payment toward your final tax liability. If your applicable tax slab is 20%, you are required to pay the remaining 10% when filing your ITR. If your final tax liability is zero, you can claim a refund for the deducted TDS. Submitting Form 15G/15H at the beginning of the financial year prevents this deduction if your total income falls below the taxable limit. Review our FD Complete Guide for a detailed TDS breakdown.
📊 Related Financial Calculators
Evaluate your post-tax returns based on your specific income slab
If your combined eligible deductions (such as 80C, 80D, HRA, home loan interest, and NPS 80CCD(1B)) fall below ₹3.5 to ₹4 lakh, the new regime generally yields higher savings. If your deductions exceed this range, the old regime typically remains superior. Notably, for salaried individuals earning below ₹12.75 lakh, the new regime results in zero tax liability, making it the definitive choice unless offset by exceptionally large deductions.
The old regime provides a ₹50,000 standard deduction for salaried employees. The new regime offers a ₹75,000 standard deduction (as revised in Budget 2025). This enhanced deduction, coupled with the ₹12 lakh rebate threshold, allows salaried taxpayers earning up to ₹12.75 lakh to owe zero tax under the new regime.
Yes. Fixed deposit interest is fully taxable under both frameworks. It is aggregated with your total income and taxed according to your applicable slab. Financial institutions deduct a 10% TDS if annual FD interest surpasses ₹40,000 (₹50,000 for senior citizens). You can submit Form 15G or 15H to prevent this deduction if your total income is below the taxable threshold.
Salaried professionals without business income have the flexibility to switch regimes every financial year by declaring their preference to their employer in April. Conversely, self-employed individuals and those with business income who have opted out of the new regime must file Form 10-IEA and face restrictions on switching back.
The new regime nullifies most standard deductions, including Section 80C (PPF, ELSS, life insurance, home loan principal), Section 80D (health insurance), HRA exemption, LTA, home loan interest under Section 24(b) for self-occupied properties, and the employee NPS contribution under 80CCD(1B). It retains the ₹75,000 standard deduction for salaried workers and the employer's NPS contribution under Section 80CCD(2).
An individual's direct NPS contribution under Section 80CCD(1B) (the additional ₹50,000) is not deductible under the new regime. However, the employer's contribution to NPS under Section 80CCD(2) (up to 10% of basic salary plus DA for private employees, and 14% for government employees) remains fully deductible. This makes maximizing employer NPS contributions a highly effective strategy under the new regime.
For senior citizens relying primarily on FD interest and pension income with limited deductions, the new regime is frequently more advantageous due to lower mid-range tax slabs (e.g., 5% on ₹4-8L compared to the old regime's 20% on ₹5-10L). However, seniors with substantial medical expenses claiming 80D deductions and maintaining high 80C investments may still find better efficiency in the old regime. Utilizing the calculator provides an accurate comparison based on specific inputs.
There is no static income threshold that determines the better regime, as the outcome is entirely dependent on claimed deductions. For an individual with zero deductions beyond the standard deduction, the new regime is superior at virtually every income level. For someone utilizing ₹5L+ in deductions (encompassing a home loan, 80C, 80D, and NPS), the old regime frequently offers better savings for incomes ranging between ₹12L and ₹25L.
Final Assessment
The decision between the old and new tax regimes cannot be generalized—it must be grounded in your specific financial data for the current year. Ensure you run the calculations annually. If you are a salaried employee earning under ₹12.75 lakh with few deductions, the new regime eliminates your tax liability, making it an obvious choice. If you manage a home loan, fully fund your 80C investments, maintain health insurance, and contribute to NPS, the mathematics will often favor the old regime, potentially saving you tens of thousands of rupees annually.
Finally, remember that your choice of tax regime impacts your current year's tax filing; it should not dictate the fundamental quality of your investment portfolio. Instruments like PPF, NPS, health insurance, and fixed deposits must be evaluated on their long-term financial merits, with tax benefits serving as a secondary advantage rather than the sole objective.
⚠️ Full Tax Disclaimer This calculator and accompanying article are intended strictly for educational and preliminary planning purposes. The tax slabs, rebates, and deduction limits utilized are based on Finance Act 2025 provisions applicable for FY 2025-26 (AY 2026-27). Ensure you verify the current slabs at incometaxindia.gov.in following any new Union Budget announcements. This tool does not compute surcharges applicable to incomes above ₹50 lakh, Alternative Minimum Tax (AMT), capital gains tax, or specialized sectoral deductions. Individual tax liabilities depend on unique financial circumstances. Always consult a qualified Chartered Accountant (CA) before finalizing your Income Tax Return. FiiPay.in operates as an independent financial research entity and is not a registered tax advisory service or CA firm.
