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Old vs New Tax Regime Calculator

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Which regime costs you less this year, and by how much

Estimates only, not financial advice. What you type stays on your device. Checked against sources on 18 Oct 2026.

The new regime has lower rates but almost no deductions; the old regime has higher rates and lets you claim rent, 80C, health insurance and home loan interest. Put your salary and your real deductions in here and both answers appear together, with the slab-by-slab working and the difference in rupees for the year and for each month.

Your income
Financial yearRates as they stood under the Income-tax Act, 2025.
₹
₹1,00,000₹1,00,00,000
Everything your employer pays you before tax: basic, HRA, allowances and bonus.
₹
₹0₹20,00,000
Bank interest, rent and anything else taxed at slab rates. Capital gains are not covered here.
Your ageAge changes the exemption limit in the old regime only.
DeductionsClaimed under the old regime
₹
₹0₹1,50,000
₹
₹0₹1,00,000
₹
₹0₹6,00,000
₹
₹0₹50,000
More deductionsProfessional tax, home loan interest, employer NPS and anything else
ResultUpdates live
The new regime saves you
₹29,640
₹29.6 K ·
₹2,470 a month, for FY 2026-27 (AY 2027-28).
Old regime₹1,27,140
New regime Cheaper₹97,500
Old regime tax₹1.27 L
New regime tax₹97.5 K
Effective rate, new6.5%

Salary is taken as the full amount before tax, and the employer's NPS contribution is assumed to be within the limit the law allows (10% of basic and DA in the old regime, 14% in the new). Capital gains, business income and relief under sections 89 and 90 are not included.

Estimates for information only, not financial advice. Slabs, rebate, surcharge and cess for FY 2026-27 (AY 2027-28) under the Income-tax Act, 2025, reviewed on 18 Oct 2026. Confirm with the Income Tax Department before you file.

ItemOld regimeNew regime
Gross total income₹15,00,000₹15,00,000
Standard deduction₹50,000₹75,000
HRA exemption₹2,40,000₹0
Professional tax₹2,500₹0
Section 80C₹1,50,000₹0
Section 80D, health insurance₹25,000₹0
Total deductions₹4,67,500₹75,000
Taxable income₹10,32,500₹14,25,000
Tax before rebate₹1,22,250₹93,750
Rebate₹0₹0
Surcharge₹0₹0
Cess₹4,890₹3,750
Total tax for the year₹1,27,140₹97,500
Tax each month₹10,595₹8,125
Next:
  • Advance Tax Calculator Your four advance tax instalments for FY 2026-27, and the 234A, 234B and 234C interest
  • 80C and 80D Deduction Calculator How much of 80C, 80CCD(1B) and 80D you have used, and the old-regime tax it saves
  • HRA Exemption Calculator How much of your HRA is tax-free, with the least-of-three rule shown

FY 2026-27 and FY 2025-26 · Rates and rules read from the sources listed on this page (the earliest on 18 Oct 2026); they may have changed since.

How to choose between the old and new tax regime in India

1

Set your Salary for the year; the page opens on 15 lakh.

2

Enter what you claim under Section 80C, 80D and HRA exemption.

3

Turn on More deductions for home loan interest, professional tax or employer NPS.

4

Read which regime saves you more and by how much, then open Side by side for the line-by-line comparison.

How Old vs New Tax Regime Calculator works

Which regime costs less depends entirely on how much you actually claim.

This income tax calculator works out what a salaried person in India pays under the old regime and the new regime at once, says which costs less and by how much, and shows the slab-by-slab working for both.

The steps, in plain words

  1. Gross total income is your salary before tax plus other income taxed at slab rates, such as bank interest or rent.
  2. Taxable income is that figure minus the deductions your regime allows. The old regime allows a 50,000 standard deduction, your HRA exemption, professional tax, 80C up to 1,50,000, 80D up to 1,00,000, 80CCD(1B) up to 50,000, your employer's NPS under 80CCD(2), and home loan interest up to 2,00,000 on the house you live in. The new regime allows only the 75,000 standard deduction and the employer's NPS.
  3. Tax before rebate adds up, slab by slab, the part of taxable income inside each slab times that slab's rate. Only the part inside a slab is taxed at that rate.
  4. Rebate. New regime: taxable income up to 12,00,000 pays nothing, and just above that line marginal relief holds the tax down to the income above 12,00,000. Old regime: the rebate covers income up to 5,00,000, with no marginal relief.
  5. Surcharge is a percentage of the tax, charged above 50,00,000, 1,00,00,000, 2,00,00,000 and, in the old regime only, 5,00,00,000. Marginal relief caps tax plus surcharge at what you would pay at the threshold plus the income above it.
  6. Cess is 4% of tax plus surcharge.

Sources: Income Tax Department slab tables, surcharge rates, cess and rebate for salaried individuals at incometax.gov.in. Rates reviewed on 18 October 2026. Estimates for information only, not financial advice.

The rest of the article, and all 7 questions about India Income Tax Calculator, are on the India Income Tax Calculator page.

Frequently asked questions

Which tax regime is better, old or new?

The answer turns on how much you actually claim. The new regime has wider slabs and a 75,000 standard deduction but almost no other deductions; the old regime allows HRA, 80C up to 1,50,000, 80D and home loan interest, and wins only when those come to a large share of your pay. Enter your figures and both totals appear side by side. Estimates only, not financial advice.

Is income up to 12 lakh really tax-free?

In the new regime, taxable income up to 12,00,000 pays nothing because the rebate cancels the tax. A salaried person gets a standard deduction of 75,000 on top, so a salary of 12,75,000 with no other income comes to zero tax. Above that line the rebate shrinks and then stops.

What is surcharge and marginal relief?

Surcharge is an extra percentage charged on the tax itself once taxable income passes 50,00,000, 1,00,00,000 or 2,00,00,000 (and 5,00,00,000 in the old regime). Marginal relief stops the jump costing more than the extra income: tax plus surcharge can never exceed what you would pay at the threshold plus the income above it.

Income tax kaise nikale?

Income tax nikale: enter your salary and your deductions, and both regimes are worked out side by side, slab by slab, with rebate, surcharge, marginal relief and 4% cess. In the new regime taxable income up to 12,00,000 pays nothing. Capital gains and business income are not covered. Rates were reviewed on 18 October 2026.

Sources

  • Income Tax Department, slab tables for salaried individuals
  • Finance Bill, 2026: memorandum on direct taxes (rates for tax year 2026-27 unchanged)FY 2026-27 slabs, surcharge and cess

The law behind this calculator:

  • The Income-tax Act, 2025, section 1 (the whole act on the official site)
  • The Income-tax Act, 2025, section 123 (the whole act on the official site)
  • The Income-tax Act, 2025, section 156 (the whole act on the official site)
  • The Income-tax Act, 2025, section 202 (the whole act on the official site)
  • The Income-tax Act, 2025, section 536 (the whole act on the official site)

Applies to: India. Tax year: FY 2026-27 and FY 2025-26. Last verified 18 October 2026.

Figures from Income Tax Department, slab tables for salaried individuals and Finance Bill, 2026: memorandum on direct taxes (rates for tax year 2026-27 unchanged), read 18 October 2026. Built by Saifuddin, Omnikit.

Rates and rules change; check the source before you rely on a figure.

Still stuck? Ask about India Income Tax Calculator and anybody who knows can answer. No account needed.

More ways to use India Income Tax Calculator

  • India Income Tax CalculatorOld regime against new regime, side by side, with the slab-wise working shown
  • Marginal Relief CalculatorHow marginal relief cuts the tax on income just above ₹12 lakh in the new regime
  • Income Tax Calculator FY 2026-27 (AY 2027-28)Tax on your salary for the year that started on 1 April 2026
  • New Tax Regime CalculatorTax under the default regime, including the rebate and marginal relief
  • Income Tax Calculator FY 2025-26Tax for the year ended 31 March 2026, for a return you are still filing

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