Old vs new tax regime for 2026-27: which one saves you more?

The slabs didn't change in Budget 2026, so the question is the same: are your deductions big enough to make the old regime worth it? Here are the numbers.

Key takeaways

  • Budget 2026 left both regimes unchanged for Tax Year 2026-27 (April 2026 – March 2027).
  • The new regime is the default. Salary up to ₹12.75 lakh is tax-free under it (₹12 lakh rebate limit + ₹75,000 standard deduction).
  • The old regime only wins if your deductions are large — roughly ₹5.4 lakh at a ₹15 lakh salary and ₹8 lakh at ₹25 lakh and above.
  • Salaried people can switch every year. Anyone with business income can move between regimes only once.

The slabs for Tax Year 2026-27

Budget 2026 made no change to rates or slabs under either regime, so the structure introduced in Budget 2025 continues.

New regime (default)

Taxable incomeRate
Up to ₹4 lakhNil
₹4 – 8 lakh5%
₹8 – 12 lakh10%
₹12 – 16 lakh15%
₹16 – 20 lakh20%
₹20 – 24 lakh25%
Above ₹24 lakh30%

A rebate makes tax nil if taxable income is up to ₹12 lakh, with marginal relief just above that. Salaried taxpayers also get a ₹75,000 standard deduction, which is why a salary of ₹12.75 lakh pays no tax. The rebate does not cover income taxed at special rates, such as capital gains on shares.

Old regime

Taxable incomeRate
Up to ₹2.5 lakhNil
₹2.5 – 5 lakh5%
₹5 – 10 lakh20%
Above ₹10 lakh30%

The basic exemption is ₹3 lakh for resident senior citizens (60+) and ₹5 lakh for super senior citizens (80+). The rebate makes tax nil up to ₹5 lakh, and the standard deduction for salary is ₹50,000. In exchange for higher rates, the old regime keeps the familiar deductions: HRA, interest on a home loan (up to ₹2 lakh for a self-occupied house), and investments under the old Section 80C (PPF, EPF, ELSS, home-loan principal, children's tuition fees — up to ₹1.5 lakh).

Under both regimes, 4% health and education cess is added to the tax.

The break-even: how much in deductions do you need?

We worked out, for a salaried individual, how much you would have to claim in deductions beyond the old regime's ₹50,000 standard deduction before the old regime produces a lower tax bill.

Gross salaryTax under new regimeOld regime wins only if deductions exceed
₹10 lakhNil₹4.5 lakh
₹12.75 lakhNil₹7.25 lakh
₹15 lakh₹97,500₹5.44 lakh
₹20 lakh₹1,92,400₹7.08 lakh
₹25 lakh₹3,19,800₹8.0 lakh
₹30 lakh₹4,75,800₹8.0 lakh

Figures include 4% cess and ignore surcharge (which starts above ₹50 lakh). Above about ₹24 lakh the break-even settles at ₹8 lakh, because from there every extra rupee is taxed at 30% under both regimes.

What this means in practice: ₹1.5 lakh under 80C plus ₹2 lakh of home-loan interest is ₹3.5 lakh — well short of the break-even at any salary. The old regime usually only makes sense if you also have a large HRA exemption (high rent in a metro) and a home loan, or other sizeable deductions.

Who should still look at the old regime

  • Metro tenants with a high HRA component who also pay home-loan interest on a different property.
  • Senior citizens with large eligible deductions and modest income.
  • Taxpayers with large losses or deductions that the new regime doesn't allow to be set off.

For most people — especially anyone with income above ₹12.75 lakh and few deductions — the new regime is simpler and cheaper.

Can you switch?

  • Salaried individuals (no business income): you can choose afresh every year, when you file your return. Tell your employer your choice at the start of the year so TDS is right, but you can still change it in the return.
  • Business or professional income: the new regime applies unless you opt out by filing the prescribed form before the return due date. If you opt out, you can come back to the new regime only once — and after coming back, you can't leave it again.
The Income-tax Act, 2025 replaced the 1961 Act from 1 April 2026. Section numbers have changed and "previous year" and "assessment year" are now a single tax year, but the rates, slabs and deductions discussed here carried over. We use the familiar old section numbers where they help you recognise a provision.

How we help

We run both computations on your actual numbers — salary structure, rent, loans, capital gains and business income — before you commit, and we restructure salary components where the employer allows it. For directors of private companies, the bigger savings usually come from how and when you draw income from the company: see our guide on how company directors can legally reduce tax.

Frequently asked questions

Is the new tax regime compulsory from 2026-27?
No. It is the default, but you can still choose the old regime. Salaried individuals can choose every year; those with business income can move between regimes only once.
Is income up to ₹12 lakh really tax-free?
Under the new regime, yes for normal income: the rebate makes tax nil up to ₹12 lakh of taxable income (₹12.75 lakh of salary after the ₹75,000 standard deduction). Income taxed at special rates, such as capital gains, is not covered by the rebate.
Did Budget 2026 change the tax slabs?
No. Budget 2026 kept the slabs and rates of both regimes unchanged for Tax Year 2026-27.
Which deductions are allowed in the new regime?
Very few: the ₹75,000 standard deduction for salary and a handful of others. HRA, home-loan interest on a self-occupied house and old Section 80C investments are not allowed.
This guide explains the law in general terms as at November 2026. It is not advice for your specific situation — rules change with each Budget and their application depends on your facts.

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