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Old Tax Regime vs New Tax Regime Under IT Act 2025: The Complete Comparison for Tax Year 2026-27

Quick Summary Box

Parameter Old Tax Regime New Tax Regime (Section 202)
Default regime No — must opt in Yes — default from Tax Year 2026-27
Basic exemption limit ₹2.5 lakh (general) / ₹3 lakh (senior) ₹4 lakh (all individuals)
Rebate u/s 87A equivalent Up to ₹5 lakh total income Up to ₹12 lakh total income
Standard deduction ₹75,000 (salary) ₹75,000 (salary)
80C deduction (Section 123) ✅ Available (₹1.5 lakh) ❌ Not available
80D deduction (Section 124) ✅ Available ❌ Not available
HRA exemption ✅ Available ❌ Not available
LTA exemption ✅ Available ❌ Not available
Home loan interest (Section 22(b)) ✅ Available (₹2 lakh) ❌ Not available
Switching frequency Once per year (before filing ITR) Default; can switch to old once per year

Old Tax Regime vs New Tax Regime Under IT Act 2025 — Complete Comparison for Tax Year 2026-27: Tax Slabs, Deductions, Who Benefits, and How to Decide


One of the most frequently asked questions by every salaried employee, business owner, and tax professional in India as we enter Tax Year 2026-27 is this: which tax regime should I choose — old or new?

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