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New Tax Regime vs Old Tax Regime: Which One Saves You More in 2025-26?

The government made the new tax regime the default in 2024. But the old regime still wins for many taxpayers with deductions. Here's a clear framework to decide which regime saves you more money.

8 min read15 March 2026

The Big Question Every Taxpayer Faces

Since FY 2023-24, the New Tax Regime is the default. If you do nothing, your employer deducts TDS under the new regime. But you can still opt for the old regime by explicitly declaring it to your employer.

Which one should you choose? The answer depends entirely on your deductions.

New Tax Regime — Slab Rates (FY 2025-26)

IncomeTax Rate
Up to ₹3 lakhsNil
₹3L – ₹7L5%
₹7L – ₹10L10%
₹10L – ₹12L15%
₹12L – ₹15L20%
Above ₹15L30%
Key benefit: No tax up to ₹7 lakhs (with ₹25,000 rebate under Section 87A). Standard deduction of ₹75,000 is now available.

What you give up: Cannot claim HRA, LTA, 80C, 80D, home loan interest, or most other deductions.

Old Tax Regime — Slab Rates (FY 2025-26)

IncomeTax Rate
Up to ₹2.5 lakhsNil
₹2.5L – ₹5L5%
₹5L – ₹10L20%
Above ₹10L30%
What you gain: Full suite of deductions — 80C (₹1.5L), 80D (₹25K-₹1L), HRA, LTA, home loan interest (₹2L), NPS (₹50K), and more.

Break-Even Analysis: When Does Old Regime Win?

For a salaried person at ₹12 lakh gross income:

New Regime tax: ~₹83,200 (after ₹75K standard deduction)

Old Regime tax with deductions:

  • •Standard deduction: ₹50,000
  • •80C (ELSS/PPF/LIC): ₹1,50,000
  • •80D (health insurance): ₹25,000
  • •NPS 80CCD(1B): ₹50,000
  • •Taxable income: ₹9,25,000 → Tax: ~₹1,12,500
Wait — old regime costs more here! But add an HRA deduction:

  • •HRA exempt (metro city): ₹1,00,000+
  • •Taxable income → ₹8,25,000 → Tax: ~₹87,500
The old regime wins when your total deductions exceed ~₹3.75 lakhs.

Quick Decision Framework

Choose NEW Regime if:

  • •Your total deductions (80C + 80D + HRA + others) are below ₹3.5 lakhs
  • •You have no home loan
  • •You're self-employed with irregular income
  • •You want simplicity
Choose OLD Regime if:

  • •You claim HRA in a metro city
  • •You have a home loan with active interest payments
  • •You max out 80C (₹1.5L) + 80D + NPS contributions
  • •Total deductions exceed ₹3.75 lakhs

Salary Restructuring Tip

If you're choosing the old regime, ask your HR to restructure your CTC to maximise tax-free components:

  • •HRA (if living in rented accommodation)
  • •LTA (Leave Travel Allowance)
  • •Food/meal vouchers up to ₹26,400 p.a.
  • •Car lease for high earners
E-Square Tip: Run the calculation every April before submitting your investment declaration. Your deductions change year to year (home loan principal decreases, insurance premiums change) and the better regime can flip. We help clients make this calculation precise.

E-Square Financials

Need help applying this to your situation?

Our advisors can create a personalised plan based on your income, goals, and tax profile. First consultation is free.