India Income Tax Calculator

Calculate your Indian Income Tax for FY 2025-26 using our interactive calculator. Compare old vs. new tax regimes, understand deductions under Section 80C, 80D, etc., and find out your tax liability.

Full original guide (expanded)

India Income Tax Calculator

Compare old vs. new regimes for FY 2025–26, apply common deductions, and estimate your India income tax liability.

Calculate Your Tax

Results

Tax Payable: ₹0.00

Authoritative Data Source

Tutti i calcoli si basano rigorosamente sulle formule e sui dati forniti dal sito ufficiale del governo indiano: Income Tax Department.

The Formula Explained

For old regime: Tax = (Income - Deductions) * Tax Rate

For new regime: Tax = Income * Tax Rate

Glossary of Terms

  • Annual Income: Total income earned in a financial year.
  • Tax Regime: Choice between old and new tax structures.
  • Deductions: Expenses that reduce taxable income.
  • Tax Payable: Total tax owed to the government.

How It Works: A Practical Example

Suppose your annual income is ₹10,00,000. Under the old regime with deductions of ₹1,50,000, your tax is calculated as follows:

Tax = (10,00,000 - 1,50,000) * applicable tax rates

Frequently Asked Questions (FAQ)

What is the difference between the old and new tax regime?

The old tax regime offers more deductions, while the new regime provides lower tax rates with fewer deductions.

How do I calculate my taxable income?

Your taxable income is calculated by subtracting eligible deductions from your total income.

Can I switch between regimes?

Yes, you can choose your preferred regime every financial year.

What deductions are available under Section 80C?

Section 80C allows deductions for investments like PPF, EPF, NSC, and others, up to ₹1.5 lakh.

Is health insurance premium deductible?

Yes, under Section 80D, premiums paid for health insurance are deductible.

Audit: Complete
Formula (LaTeX) + variables + units
This section shows the formulas used by the calculator engine, plus variable definitions and units.
Formula (extracted LaTeX)
\[','\]
','
Variables and units
  • T = property tax (annual or monthly depending on input) (currency)
  • I = homeowners insurance (annual or monthly depending on input) (currency)
Sources (authoritative):
Changelog
Version: 0.1.0-draft
Last code update: 2026-01-19
0.1.0-draft · 2026-01-19
  • Initial audit spec draft generated from HTML extraction (review required).
  • Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
  • Confirm sources are authoritative and relevant to the calculator methodology.
Verified by Ugo Candido on 2026-01-19
Profile · LinkedIn

India Income Tax Calculator

Compare old vs. new regimes for FY 2025–26, apply common deductions, and estimate your India income tax liability.

Calculate Your Tax

Results

Tax Payable: ₹0.00

Authoritative Data Source

Tutti i calcoli si basano rigorosamente sulle formule e sui dati forniti dal sito ufficiale del governo indiano: Income Tax Department.

The Formula Explained

For old regime: Tax = (Income - Deductions) * Tax Rate

For new regime: Tax = Income * Tax Rate

Glossary of Terms

  • Annual Income: Total income earned in a financial year.
  • Tax Regime: Choice between old and new tax structures.
  • Deductions: Expenses that reduce taxable income.
  • Tax Payable: Total tax owed to the government.

How It Works: A Practical Example

Suppose your annual income is ₹10,00,000. Under the old regime with deductions of ₹1,50,000, your tax is calculated as follows:

Tax = (10,00,000 - 1,50,000) * applicable tax rates

Frequently Asked Questions (FAQ)

What is the difference between the old and new tax regime?

The old tax regime offers more deductions, while the new regime provides lower tax rates with fewer deductions.

How do I calculate my taxable income?

Your taxable income is calculated by subtracting eligible deductions from your total income.

Can I switch between regimes?

Yes, you can choose your preferred regime every financial year.

What deductions are available under Section 80C?

Section 80C allows deductions for investments like PPF, EPF, NSC, and others, up to ₹1.5 lakh.

Is health insurance premium deductible?

Yes, under Section 80D, premiums paid for health insurance are deductible.

Audit: Complete
Formula (LaTeX) + variables + units
This section shows the formulas used by the calculator engine, plus variable definitions and units.
Formula (extracted LaTeX)
\[','\]
','
Variables and units
  • T = property tax (annual or monthly depending on input) (currency)
  • I = homeowners insurance (annual or monthly depending on input) (currency)
Sources (authoritative):
Changelog
Version: 0.1.0-draft
Last code update: 2026-01-19
0.1.0-draft · 2026-01-19
  • Initial audit spec draft generated from HTML extraction (review required).
  • Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
  • Confirm sources are authoritative and relevant to the calculator methodology.
Verified by Ugo Candido on 2026-01-19
Profile · LinkedIn

India Income Tax Calculator

Compare old vs. new regimes for FY 2025–26, apply common deductions, and estimate your India income tax liability.

Calculate Your Tax

Results

Tax Payable: ₹0.00

Authoritative Data Source

Tutti i calcoli si basano rigorosamente sulle formule e sui dati forniti dal sito ufficiale del governo indiano: Income Tax Department.

The Formula Explained

For old regime: Tax = (Income - Deductions) * Tax Rate

For new regime: Tax = Income * Tax Rate

Glossary of Terms

  • Annual Income: Total income earned in a financial year.
  • Tax Regime: Choice between old and new tax structures.
  • Deductions: Expenses that reduce taxable income.
  • Tax Payable: Total tax owed to the government.

How It Works: A Practical Example

Suppose your annual income is ₹10,00,000. Under the old regime with deductions of ₹1,50,000, your tax is calculated as follows:

Tax = (10,00,000 - 1,50,000) * applicable tax rates

Frequently Asked Questions (FAQ)

What is the difference between the old and new tax regime?

The old tax regime offers more deductions, while the new regime provides lower tax rates with fewer deductions.

How do I calculate my taxable income?

Your taxable income is calculated by subtracting eligible deductions from your total income.

Can I switch between regimes?

Yes, you can choose your preferred regime every financial year.

What deductions are available under Section 80C?

Section 80C allows deductions for investments like PPF, EPF, NSC, and others, up to ₹1.5 lakh.

Is health insurance premium deductible?

Yes, under Section 80D, premiums paid for health insurance are deductible.

Audit: Complete
Formula (LaTeX) + variables + units
This section shows the formulas used by the calculator engine, plus variable definitions and units.
Formula (extracted LaTeX)
\[','\]
','
Variables and units
  • T = property tax (annual or monthly depending on input) (currency)
  • I = homeowners insurance (annual or monthly depending on input) (currency)
Sources (authoritative):
Changelog
Version: 0.1.0-draft
Last code update: 2026-01-19
0.1.0-draft · 2026-01-19
  • Initial audit spec draft generated from HTML extraction (review required).
  • Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
  • Confirm sources are authoritative and relevant to the calculator methodology.
Verified by Ugo Candido on 2026-01-19
Profile · LinkedIn
Formulas

(Formulas preserved from original page content, if present.)

Version 0.1.0-draft
Citations

Add authoritative sources relevant to this calculator (standards bodies, manuals, official docs).

Changelog
  • 0.1.0-draft — 2026-01-19: Initial draft (review required).