New Tax Regime vs Old Tax Regime: Which Should You Choose in FY 2026-27?

The question every salaried employee and self-employed professional faces at the start of each financial year: should I stick with the old tax regime or switch to the new one?

Since FY 2023-24, the new tax regime has been the default — meaning if you do nothing, the Income Tax Department will apply the new regime to your return. But "default" does not mean "better." For a large number of taxpayers, the old regime still results in lower tax outgo.

This guide gives you a complete, numbers-first comparison so you can make an informed decision before the deadline.

Key benefit: A rebate under Section 87A means zero tax for income up to ₹7 lakh (new regime). The standard deduction of ₹75,000 is available for salaried individuals and pensioners.

Key benefit: Access to the full range of deductions and exemptions — Section 80C (₹1.5 lakh), HRA, LTA, 80D (health insurance), 80E (education loan interest), home loan interest (Section 24b), NPS (80CCD), and many more.

Switching to the new regime means forgoing:

• Section 80C — Up to ₹1.5 lakh (PPF, ELSS, LIC, EPF, NSC, home loan principal, children's tuition fees)
• Section 80D — Health insurance premiums (₹25,000 for self/family; ₹50,000 for senior citizen parents)
• HRA exemption — House Rent Allowance, which can be substantial for metro-city employees
• LTA — Leave Travel Allowance (twice in a 4-year block)
• Section 24(b) — Home loan interest deduction up to ₹2 lakh per year
• Section 80E — Education loan interest (no upper limit, for 8 years)
• Section 80CCD(1B) — Additional ₹50,000 NPS contribution
• Section 80TTA / 80TTB — Savings account interest deduction
• Professional tax — Deductible under the old regime

The standard deduction of ₹75,000 is available under both regimes for salaried individuals.

The old regime wins when your total deductions exceed the "break-even deduction threshold" — the point at which the tax savings from deductions outweigh the benefit of lower new-regime slabs.

Practical example at ₹12 lakh income:

New regime: ₹12,00,000 − ₹75,000 (standard deduction) = ₹11,25,000 taxable. Tax = approximately ₹1,17,000 + 4% cess = ₹1,21,680.

Old regime with ₹3.5 lakh deductions: ₹12,00,000 − ₹75,000 − ₹1,50,000 (80C) − ₹50,000 (80D) − ₹1,50,000 (HRA) − ₹30,000 (other) = ₹7,45,000 taxable. Tax = approximately ₹97,000 + 4% cess = ₹1,00,880.

Saving: ~₹20,800 per year by staying on the old regime.

The new regime is typically better for:

1. Young earners with low deductions — Those early in their careers who have not yet built up 80C investments, do not pay rent, and have no home loan.
2. Income up to ₹7 lakh — The 87A rebate makes tax zero under the new regime; the old regime may still result in some tax after deductions.
3. Self-employed professionals with minimal eligible deductions — If your deductions are limited to the standard deduction and basic 80C, the new regime's lower rates often win.
4. Those who prefer simplicity — No need to track investments, submit proofs to employers, or maintain records for deductions.
5. High earners above ₹5 crore — The surcharge cap under the new regime (25%) is lower than the old regime (37%), making the new regime significantly better at very high income levels.

The old regime is typically better for:

1. Salaried employees paying significant rent — HRA exemption can be very large for those in Mumbai, Delhi, Bengaluru, or other metros.
2. Home loan borrowers — The Section 24(b) deduction of up to ₹2 lakh on interest, combined with 80C on principal repayment, creates substantial savings.
3. Those maximising 80C — If you are already investing ₹1.5 lakh in PPF/ELSS/LIC and also paying health insurance premiums, the combined deductions often tip the balance.
4. Individuals with education loans — Section 80E provides unlimited interest deduction for 8 years, which can be very valuable.
5. Senior citizens with high medical expenses — The 80D deduction of ₹50,000 for senior citizen parents is significant.

If you have business or professional income (Schedule BP in ITR-3 or ITR-4), the rules are slightly different:

• You can switch between regimes once in a lifetime if you have business income. After switching to the new regime, you can switch back once — but then you are locked into the new regime permanently.
• Salaried individuals (no business income) can switch freely every year.
• If you opt for the presumptive taxation scheme (Section 44AD or 44ADA), the new regime may be more attractive since you are already computing income on a presumptive basis.

For salaried employees:

• Inform your employer at the beginning of the financial year (typically April). Your employer will deduct TDS accordingly.
• You can still change your choice when filing your ITR — but if you have business income, the deadline for exercising the option is the ITR filing due date.

For self-employed / business owners:

• File Form 10-IEA before the due date of filing your return if you wish to opt out of the new regime (i.e., choose the old regime).

Important: If you miss the ITR filing deadline, you lose the option to choose the old regime for that year.

Ask yourself these four questions:

1. Do I pay rent? If yes and your HRA exemption is significant → lean old regime.
2. Do I have a home loan? If yes and you are claiming interest deduction → lean old regime.
3. Are my 80C investments already at ₹1.5 lakh? If yes → old regime likely better above ₹10 lakh income.
4. Is my income below ₹7 lakh? If yes → new regime (zero tax via 87A rebate).

If you answered "no" to all four, the new regime is likely better for you.

There is no universally correct answer — the right regime depends entirely on your income level, deductions, and life situation. The single most important step is to calculate your tax liability under both regimes before making a decision.

At AccentTax Consulting, we run this comparison for every client as part of our tax planning service. A 30-minute consultation can save you thousands of rupees in tax every year.

Ready to find out which regime saves you more? Book a free tax planning consultation with our team today.