Old vs new tax regime: which is better in 2026-27?

By the India Law Simplified editorial team · Verified against the bare Acts & official portals · Updated 2026-07-28 · ~4 min read

⚡ Quick answer

There is no single right answer — it depends on your deductions. After the 2025 Budget made the new regime's slabs much wider and the ₹12 lakh rebate generous, the new regime (the default for AY 2026-27) now wins for the large majority. The old regime wins only when your deductions are very large — in practice, usually a high HRA from renting in a metro plus full 80C, 80D and NPS. The only way to be sure is to compute your tax under both.

Compare both regimes free →

Choosing between the old and new tax regime is the most important tax decision a salaried Indian makes each year — pick wrong and you overpay by thousands. The good news: it's a simple comparison once you understand the trade-off. The new regime gives you lower rates but almost no deductions; the old regime has higher rates but lets you reduce your taxable income with 80C, HRA, home-loan interest and more. This guide explains exactly when each one wins, with a clear example.

1The core trade-off in one line

The new regime = lower tax rates, but you give up almost all deductions and exemptions. The old regime = higher tax rates, but you can shrink your taxable income with deductions. So the question is simply: are your deductions big enough to outweigh the new regime's lower rates?

2When the new regime wins

The new regime is usually better if you don't claim large deductions — for example, if you don't pay rent, don't have a home loan, and don't invest much in 80C instruments.

It's also the simpler choice: a ₹75,000 standard deduction is built in for salary, income up to ₹12 lakh is tax-free via the 87A rebate, and you don't have to keep proof of investments. It's the default, so if you do nothing, you're taxed under it.

3When the old regime wins

The old regime can beat the new one if you genuinely use its deductions. The big ones are:

Standard deduction: ₹50,000 (salary)
Section 80C: up to ₹1,50,000 (EPF, PPF, ELSS, life insurance, tuition, home-loan principal)
Section 80D: ₹25,000–₹1,00,000 (health insurance)
Section 24(b): up to ₹2,00,000 (home-loan interest)
HRA exemption: depends on your rent and city
Section 80CCD(1B): extra ₹50,000 for NPS

⚠️ ImportantThese deductions are only real if you actually make the payments. Claiming them without proof can lead to a notice and penalty — the old regime rewards genuine investment, not paperwork.

4A side-by-side example

Take Meera, salary ₹15 lakh, who rents a flat in a metro (claiming a large HRA exemption) and uses her full investments:

New regime: ₹15L − ₹75,000 standard deduction = ₹14.25L taxable → tax ≈ ₹97,500 (including cess).
Old regime: after the ₹50,000 standard deduction, ₹3.75L HRA, ₹1.5L (80C), ₹50,000 NPS and ₹25,000 (80D) — about ₹6.5L of deductions — taxable income is ₹8.5L → tax ≈ ₹85,800 (including cess).

💡 ExampleFor Meera, the old regime saves about ₹11,700 a year, because her HRA and investments are large. But a colleague on the same ₹15 lakh who owns her home (so no HRA) and invests little would pay less under the new regime. Same salary, opposite answer — which is exactly why you must compute both. Note: even a ₹2 lakh home-loan interest deduction alone usually isn't enough to beat the new regime; it's a big HRA that most often tips the balance.

Old vs new regime — what's allowed
Feature	New regime	Old regime
Status	Default	Optional (must opt in)
Tax-free up to	₹12 lakh (87A rebate)	₹5 lakh (87A rebate)
Standard deduction	₹75,000	₹50,000
80C / 80D / HRA / home loan	Not allowed	Allowed
NPS 80CCD(2) (employer)	Allowed	Allowed
Best for	Few deductions, simplicity	Large deductions (rent, loan, 80C)

Key takeaways

No universal winner — it depends entirely on how much you claim in deductions.
New regime: lower rates, ₹12 lakh tax-free, ₹75,000 standard deduction, but no 80C/HRA/home-loan.
Old regime: higher rates, but 80C, 80D, HRA and home-loan interest can slash your taxable income.
After the 2025 Budget, the new regime wins for most people; the old regime mainly wins for metro renters with a high HRA plus full 80C/80D/NPS.
Salaried taxpayers can choose afresh each year; business income can switch back to old only once via Form 10-IEA.

Frequently asked questions

Can I switch regimes every year?

Salaried taxpayers without business income can choose the regime afresh each year while filing. Those with business or professional income can switch back to the old regime only once, using Form 10-IEA.

Which regime is the default if I do nothing?

The new regime is the default for AY 2026-27. If you want the old regime (to claim deductions), you must actively opt for it while filing — and submit Form 10-IEA if you have business income.

I have no home loan or rent — which is better for me?

Almost certainly the new regime. Without HRA, home-loan interest or large 80C investments, you have little to deduct, so the new regime's lower rates and ₹12 lakh rebate win comfortably.

Does the old regime still exist?

Yes — the old regime continues. It hasn't been removed; it's just no longer the default. You can still choose it if your deductions make it cheaper.