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⚖️ FY 2025-26 & FY 2024-25 Slabs

Income Tax Calculator India (FY 2025-26 & FY 2024-25)

Estimate your total income tax liability under the latest statutory tax slabs for FY 2025-26 (AY 2026-27) and FY 2024-25 (AY 2025-26). Calculate gross tax, statutory standard deductions, Section 87A rebate, and 4% Health & Education Cess.

Income & Deduction Profile

₹15,00,000
₹3 Lakh₹50 Lakh₹1 Crore
₹50,000
₹1,50,000
₹0Max Cap: ₹1,50,000
₹25,000
Recommendation

New Tax Regime Saves You More

Annual Savings₹60,060
NEW REGIMEBEST
₹1,05,300
Taxable: ₹14,75,000
Std Deduction:₹75,000
Sec 87A Rebate:₹0
Effective Rate:6.8%
OLD REGIME
₹1,65,360
Taxable: ₹11,55,000
Std Deduction:₹50,000
Claimed Deductions:₹3,45,000
Effective Rate:10.7%
Breakeven Deduction Threshold:₹4,25,000

You must claim total deductions higher than ₹4,25,000 in the Old Regime to beat the New Tax Regime.

* Calculations reflect Budget 2024 revised tax brackets under Section 115BAC, ₹75,000 standard deduction, and 4% Health & Education cess.
Statutory Income Tax GuideApplicable: FY 2025-26 (AY 2026-27) & FY 2024-25 (AY 2025-26)•Finance Act Provisions Verified

How Income Tax Calculation Works in India (New vs Old Regime)

Comprehensive guide to computing taxable income, standard deduction rules, Section 115BAC slabs for FY 2025-26 and FY 2024-25, Section 87A rebate, and the breakeven deduction threshold.

1. What Does This Income Tax Calculator Do?

This calculator evaluates your annual income tax liability under both the New Tax Regime (Section 115BAC) and the Old Tax Regime side-by-side. It takes your gross annual income, automatically factors in eligible standard deductions, itemized Chapter VI-A deductions (Section 80C, 80D, 80CCD(1B)), Section 24(b) home loan interest, and House Rent Allowance (HRA) under Section 10(13A).

The calculation engine computes marginal tax across progressive slabs for your chosen financial year (FY 2025-26 or FY 2024-25), deducts statutory rebates under Section 87A, applies the mandatory 4% Health & Education Cess, and identifies the exact rupee tax savings and recommended regime for your financial profile.

2. How Taxable Income Is Computed

Tax is not levied on your gross salary. It is levied on Net Taxable Income, derived through a structured statutory formula:

New Tax Regime (Sec 115BAC)
Taxable Income = Gross Salary - ₹75,000 Standard Deduction

Standard deduction of ₹75,000 applies to salaried taxpayers and pensioners. Itemized exemptions (80C, 80D, HRA) are disallowed.

Old Tax Regime
Taxable Income = Gross Salary - ₹50k Std Ded - Exemptions - Deductions

Permits ₹50,000 standard deduction, Section 10(13A) HRA exemption, Section 80C (up to ₹1.5L), Section 80D (health insurance), and Section 24(b) home loan interest (up to ₹2L).

3. Statutory Income Tax Slabs (FY 2025-26 & FY 2024-25)

The table below reflects statutory tax slabs enacted by Parliament. The calculator above seamlessly switches between FY 2025-26 (AY 2026-27) and FY 2024-25 (AY 2025-26) rules:

Taxable Income SlabNew Regime (Section 115BAC)Old Regime (General Taxpayer <60)
Up to ₹2,50,000Nil (0%)Nil (0%)
₹2,50,001 to ₹3,00,000Nil (0%)5%
₹3,00,001 to ₹5,00,0005% (Rebate u/s 87A)5% (Full rebate u/s 87A)
₹5,00,001 to ₹7,00,0005% (Rebate u/s 87A)20%
₹7,00,001 to ₹10,00,00010%20%
₹10,00,001 to ₹12,00,00015%30%
₹12,00,001 to ₹15,00,00020%30%
Above ₹15,00,00030%30%

4. Section 87A Tax Rebate & Health/Education Cess

Section 87A Rebate Provisions

  • • New Regime: Resident individuals with taxable income up to ₹7,00,000 receive a tax rebate up to ₹25,000, reducing tax liability to ₹0. For salaried employees claiming the ₹75,000 standard deduction, gross income up to ₹7,75,000 is completely tax-free.
  • • Old Regime: Resident individuals with taxable income up to ₹5,00,000 receive a rebate up to ₹12,500, making gross income up to ₹5,50,000 tax-free after the ₹50,000 standard deduction.

4% Health & Education Cess

Under Section 115BBE and general IT Act rules, a mandatory 4% Health and Education Cess is added to the aggregate income tax (plus surcharge, where applicable).

Total Tax Payable = (Base Tax - Sec 87A Rebate + Surcharge) × 1.04

5. Step-by-Step Illustrative Example (₹12 Lakh Gross Salary)

Illustrative Tax Computation (Hypothetical Salaried Case)Gross Salary: ₹12,00,000 | Deductions: ₹2,00,000
Step / ComponentNew Regime (Sec 115BAC)Old Regime
Gross Annual Salary₹12,00,000₹12,00,000
Standard Deduction-₹75,000-₹50,000
Chapter VI-A (80C, 80D, HRA)₹0 (Disallowed)-₹2,00,000
Net Taxable Income₹11,25,000₹9,50,000
Base Tax Computed₹68,750₹1,02,500
Health & Education Cess (4%)₹2,750₹4,100
Total Tax Payable₹71,500₹1,06,600
✓ Outcome: New Tax Regime Saves ₹35,100 AnnuallyIn this scenario, even with ₹2,00,000 in deductions, the Old Regime tax (₹1,06,600) exceeds the New Regime tax (₹71,500) because the New Regime offers significantly lower intermediate tax slab rates (5%, 10%, 15% vs Old 20% and 30%).

6. How to Interpret the Result: The Breakeven Deduction Threshold

The breakeven deduction threshold is the exact amount of total exemptions and deductions (HRA + 80C + 80D + Home Loan Interest) you must claim for the Old Tax Regime to equal the tax liability of the New Tax Regime.

General Rule of Thumb for Indian Taxpayers:

  • If your eligible deductions are below ₹3,75,000 to ₹4,25,000 per year: The New Tax Regime almost certainly yields lower tax and higher take-home pay.
  • If your eligible deductions exceed ₹4,25,000 (e.g., you have high HRA exemption in a metro city + ₹1.5L 80C + ₹2L home loan interest u/s 24b): The Old Tax Regime may yield higher tax savings.

Related Tax Calculators & Anchor Guide

Frequently Asked Questions: New vs Old Tax Regime

What is the standard deduction in the New Tax Regime?↓

The standard deduction for salaried individuals and pensioners under the New Tax Regime (Section 115BAC) is ₹75,000 for both FY 2025-26 and FY 2024-25. Under the Old Tax Regime, it remains ₹50,000.

Can I claim HRA and 80C under the New Tax Regime?↓

No. The New Tax Regime does not allow standard itemized deductions such as Section 80C (PPF, ELSS, EPF, LIC), Section 80D (Health Insurance), Section 24b (Home Loan Interest for self-occupied property), or HRA exemption under Section 10(13A). In exchange, it offers substantially lower base tax slabs and an enhanced standard deduction.

At what salary is income tax zero under the New Regime?↓

For salaried employees under FY 2025-26 rules, total gross salary up to ₹12,75,000 incurs zero tax liability (due to the ₹75,000 standard deduction and full Section 87A rebate on taxable income up to ₹12,00,000). Under FY 2024-25 rules, gross salary up to ₹7,75,000 incurs zero tax liability (due to ₹75,000 standard deduction and Section 87A rebate up to ₹7,00,000).

How does the calculator determine which regime is better for me?↓

The calculator computes your exact tax liabilities under both regimes in parallel, including 4% Health & Education cess. It then calculates the exact breakeven deduction threshold — the dollar-for-dollar level of exemptions you must claim in the Old Regime to match the New Regime.

Can salaried individuals switch between New and Old Tax Regimes each year?↓

Yes. Salaried individuals without business or professional income have the legal option to switch between the New and Old Tax Regimes every financial year at the time of filing their Income Tax Return (ITR-1 or ITR-2) under Section 139(1).

What total deductions must I claim in the Old Regime to make it worth choosing over the New Regime?↓

The breakeven deduction threshold — the minimum combined deductions at which the Old Regime tax equals the New Regime tax — typically falls between ₹3.75 Lakhs and ₹4.25 Lakhs for most salaried taxpayers in the ₹10L–₹20L income range. This includes the ₹50,000 standard deduction itself plus itemized items like Section 80C (max ₹1.5L), Section 80D, Section 24(b) home loan interest (max ₹2L), and HRA exemption. If your combined deductions exceed this threshold, the Old Regime saves more tax.

What is marginal relief and how does it apply to the Section 87A rebate?↓

Marginal relief is a statutory provision that prevents a disproportionately large tax jump when income slightly exceeds a rebate threshold. Under the New Regime for FY 2024-25, if your taxable income exceeds ₹7,00,000 (after ₹75,000 standard deduction) by a small amount, the rebate under Section 87A phases out. For example, if your taxable income is ₹7,10,000 (₹10,000 above the ₹7L threshold), the calculated tax (₹27,500) would apply but marginal relief limits the effective incremental tax to the income above ₹7,00,000 (₹10,000), not the full notional tax.

Can I claim employer NPS contribution as a deduction in the New Tax Regime?↓

Yes. Employer contributions to the National Pension System (NPS) under Section 80CCD(2) are one of the few deductions explicitly permitted under the New Tax Regime. Under Budget 2024, the deduction limit has been enhanced: salaried employees can claim employer NPS contributions up to 14% of Basic + DA (increased from 10%) for government employees, and up to 10% for private sector employees, whichever is applicable. This deduction reduces taxable income before computing New Regime slabs and can provide meaningful savings for those with active employer NPS contributions.

Recommended Reading • 8 min read

Old vs New Tax Regime Guide (FY 2025-26 & FY 2024-25): Comparison, Slabs & Breakeven Analysis

Compare Old vs New Tax Regime for FY 2025-26 (AY 2026-27) & FY 2024-25 (AY 2025-26). Understand ₹75,000 standard deduction, Section 87A rebate, HRA, 80C exemptions, and breakeven deduction thresholds.