New Tax Regime vs Old Tax Regime FY 2025-26 (AY 2026-27) – Which One Saves You More Tax?

Every year, millions of Indian taxpayers face the same question: new tax regime or old tax regime?

It sounds simple. But most people either guess the answer, ask a friend who also guessed, or simply pick whichever the employer defaulted to. The result? Thousands of rupees in unnecessary tax paid every year.

This guide gives you the complete picture for FY 2025-26. We cover every slab, every major deduction, real salary examples from ₹8 lakh to ₹30 lakh, and the exact breakeven point — the deduction amount at which one regime stops being better than the other.

By the end, you will know precisely which regime to choose.

What Changed in the New Tax Regime for FY 2025-26?

The Union Budget 2025 made the new tax regime significantly more attractive than it was before. Two major changes took effect from FY 2025-26:

Change 1 – Basic exemption limit raised to ₹4 lakh The basic exemption limit under the new regime rose from ₹3 lakh to ₹4 lakh. This means the first ₹4 lakh of your income is completely tax-free.

Change 2 – Section 87A rebate doubled and threshold raised The tax rebate under Section 87A was increased from ₹25,000 to ₹60,000. More importantly, the income threshold for this rebate was raised from ₹7 lakh to ₹12 lakh. This means anyone with taxable income up to ₹12 lakh pays zero income tax under the new regime.

For salaried individuals, add the ₹75,000 standard deduction and the zero-tax ceiling effectively becomes ₹12.75 lakh.

These two changes alone make the new regime the default winner for a large majority of salaried Indians — unless you have substantial deductions. Which brings us to the old regime.

New Tax Regime: Slab Rates for FY 2025-26 (AY 2026-27)

The new tax regime slabs apply to all individual taxpayers — salaried, freelancers, business owners, and even senior citizens. There are no separate slabs for age groups under the new regime.

Plus: 4% Health and Education Cess on total tax. Surcharge applies on income above ₹50 lakh.

What you can still claim in the new regime:

• Standard deduction of ₹75,000 (salaried and pensioners)
• Section 80CCD(2) — employer’s NPS contribution (up to 14% of basic for government employees; 10% for private sector employees)
• Section 80JJAA — additional employee cost deduction for new employment
• Section 80CCH — Agnipath scheme contributions
• HRA is NOT available
• Section 80C (₹1.5 lakh) is NOT available
• Section 80D (health insurance) is NOT available
• Home loan interest deduction under Section 24(b) is NOT available on self-occupied property

Old Tax Regime: Slab Rates for FY 2025-26

The old tax regime slabs are different for different age groups.

For individuals below 60 years:

For senior citizens (60–80 years): Basic exemption ₹3 lakh. For super senior citizens (above 80 years): Basic exemption ₹5 lakh.

Plus: 4% Health and Education Cess. Surcharge above ₹50 lakh.

Key deductions available ONLY in the old regime:

A taxpayer who fully uses 80C + 80D + home loan interest + HRA can potentially reduce taxable income by ₹4–5 lakh or more annually.

Head-to-Head Comparison: New Regime vs Old Regime

Real Examples: Which Regime Saves More at Each Salary Level?

Let us run the numbers for five real scenarios. All calculations assume salaried employee, no HRA (own house), standard deduction ₹75,000.

Example 1 – Gross Salary ₹8,00,000

New Regime:

• Gross salary: ₹8,00,000
• Less standard deduction: ₹75,000
• Taxable income: ₹7,25,000
• Tax (new slabs): ₹4L@nil + ₹3.25L@5% = ₹16,250
• Less rebate 87A: ₹16,250 (full rebate as taxable income < ₹12L)
• Tax payable: ₹0

Old Regime (assuming 80C: ₹1.5L, 80D: ₹25K):

• Gross salary: ₹8,00,000
• Less standard deduction: ₹75,000
• Less 80C: ₹1,50,000
• Less 80D: ₹25,000
• Taxable income: ₹5,50,000
• Tax: ₹2.5L@nil + ₹3L@5% = ₹15,000
• Less rebate 87A: ₹12,500 (capped at ₹12,500 in old regime — rebate threshold ₹5L)
• Tax payable: ₹2,600 (approx. after cess)

✅ Winner at ₹8L salary: New regime by a wide margin — even with 80C and 80D, old regime costs more.

Example 2 – Gross Salary ₹12,00,000

New Regime:

• Taxable income after standard deduction: ₹11,25,000
• Tax: ₹4L@nil + ₹4L@5% + ₹3.25L@10% = ₹52,500
• Less rebate 87A: ₹52,500 (full rebate — taxable income < ₹12L)
• Tax payable: ₹0

Old Regime (80C: ₹1.5L, 80D: ₹25K, HRA: ₹60K):

• Taxable income: ₹12L – ₹75K (SD) – ₹1.5L (80C) – ₹25K (80D) – ₹60K (HRA) = ₹8,90,000
• Tax: ₹2.5L@nil + ₹2.5L@5% + ₹3.9L@20% = ₹1,03,000
• After cess: ≈ ₹1,07,120
• Tax payable: ₹1,07,120

✅ Winner at ₹12L salary: New regime saves over ₹1 lakh even when old regime deductions are substantial.

Example 3 – Gross Salary ₹15,00,000

New Regime:

• Taxable income: ₹14,25,000
• Tax: ₹4L@nil + ₹4L@5% + ₹4L@10% + ₹2.25L@15% = ₹93,750
• After cess: ≈ ₹97,500
• Tax payable: ~₹97,500

Old Regime (80C: ₹1.5L, 80D: ₹25K, HRA: ₹1.2L, Home Loan Interest: ₹2L):

• Taxable income: ₹15L – ₹75K – ₹1.5L – ₹25K – ₹1.2L – ₹2L = ₹9,30,000
• Tax: ₹2.5L@nil + ₹2.5L@5% + ₹4.3L@20% = ₹1,11,000
• After cess: ≈ ₹1,15,440
• Tax payable: ~₹1,15,440

✅ Winner at ₹15L salary: New regime saves ~₹18,000 even with home loan interest + HRA in old regime.

Example 4 – Gross Salary ₹20,00,000

New Regime:

• Taxable income: ₹19,25,000
• Tax: ₹4L@nil + ₹4L@5% + ₹4L@10% + ₹4L@15% + ₹3.25L@20% = ₹1,85,000
• After cess: ≈ ₹1,92,400
• Tax payable: ~₹1,92,400

Old Regime (80C: ₹1.5L, 80D: ₹50K, HRA: ₹1.8L, Home Loan: ₹2L, NPS 80CCD(1B): ₹50K):

• Total deductions: ₹75K + ₹1.5L + ₹50K + ₹1.8L + ₹2L + ₹50K = ₹7,05,000
• Taxable income: ₹20L – ₹7.05L = ₹12,95,000
• Tax: ₹2.5L@nil + ₹2.5L@5% + ₹5.45L@20% + ₹2.5L@30% = ₹2,49,000
• After cess: ≈ ₹2,58,960
• Tax payable: ~₹2,58,960

✅ Winner at ₹20L salary: New regime saves ~₹66,560 even when old regime deductions total ₹7.05 lakh.

Example 5 – Gross Salary ₹30,00,000

New Regime:

• Taxable income: ₹29,25,000
• Tax: Full slab calculation = ₹4,87,500
• After cess: ≈ ₹5,07,000
• Tax payable: ~₹5,07,000

Old Regime (deductions totalling ₹8L: 80C + 80D + Home Loan + HRA + NPS):

• Taxable income: ₹30L – ₹75K SD – ₹8L deductions = ₹21,25,000
• Tax: ₹2.5L@nil + ₹2.5L@5% + ₹5L@20% + ₹11.25L@30% = ₹4,75,000
• After cess: ≈ ₹4,94,000
• Tax payable: ~₹4,94,000

✅ Winner at ₹30L salary: Old regime saves ~₹13,000 — but only because deductions are ₹8 lakh.

At ₹30L salary with deductions below ₹8 lakh, new regime wins again.

The Breakeven Point: When Does the Old Regime Win?

Based on the FY 2025-26 structure, here is the critical finding:

The old tax regime becomes beneficial only when your total deductions and exemptions in the old regime exceed approximately ₹4.25 lakh to ₹8 lakh, depending on your income level.

Practical conclusion for 2025-26:

The new regime wins for the majority of salaried Indians because most people cannot genuinely claim ₹6 lakh+ in deductions every year.

The old regime still makes sense for:

• High-income earners (₹20L+) with a large home loan (₹2L interest deduction) plus full 80C, 80D, and HRA
• Anyone with a let-out property where rental income is set off against home loan interest without the self-occupied ₹2L cap
• Individuals with large NPS contributions and multiple insurance policies

Business Owners and Freelancers: Different Rules Apply

For salaried employees, the choice is simple and flexible. You can compare regimes at the start of the year, give your employer the declaration, and change your mind again when filing ITR. If you change your mind at ITR time, request a refund of excess TDS or pay the balance — whichever applies.

For business owners, freelancers, and self-employed professionals, the rules are stricter:

• New regime is the default — if you do nothing, you are automatically in the new regime
• To opt for the old regime, you must file Form 10-IEA on or before your ITR due date (July 31 or October 31 for audit cases)
• Switching is a one-time decision: once you opt out of the new regime into the old, you can return to the new regime only once in your lifetime
• This means business owners should calculate carefully, ideally with a CA, before making the switch

How to Decide: A Simple 3-Step Process

Step 1 – Add up your real deductions for the year Be honest. Count only deductions you actually claim:

• Section 80C investments you actually made (PPF deposits, ELSS, LIC premium paid, home loan principal paid)
• Health insurance premium you actually pay
• Home loan interest you are actually paying
• HRA — only if you pay rent and your landlord gives receipts
• NPS contributions

Step 2 – Calculate your tax under both regimes Use an online calculator or ask your CA. The Income Tax portal has a comparison tool at incometax.gov.in.

Step 3 – Account for hassle and accuracy The new regime is simpler. Fewer deductions mean fewer documents to organise, fewer forms to fill, and a lower risk of errors in your return. If the tax difference between regimes is small (say, less than ₹5,000–₹10,000), many taxpayers rationally prefer the new regime’s simplicity.

Should You Change Your Tax Regime for FY 2025-26?

Here is a quick guide:

Choose New Regime if:

• Your total deductions in old regime are below ₹4.25 lakh
• You do not have a home loan or HRA
• You are a first-time taxpayer or young professional
• Your gross salary is below ₹12.75 lakh
• You prefer simplicity and fewer investment obligations

Choose Old Regime if:

• You are actively paying a home loan and claiming ₹2 lakh interest
• You live in a rented house and claim HRA
• You have made full ₹1.5 lakh 80C investments
• You pay health insurance for yourself and parents (₹25K + ₹25K–₹50K under 80D)
• You contribute to NPS separately (₹50K under 80CCD[1B])
• Your combined deductions genuinely exceed ₹5–6 lakh

How Rudra Capital Helps You Make the Right Choice

Getting the regime comparison right is not just a calculation exercise. It also involves understanding your actual financial behaviour — what you are likely to invest, what receipts you can produce, and how your compensation is structured.

At Rudra Capital, our CA team:

• Runs a personalised new vs old regime comparison for your exact income and deductions
• Helps salaried employees submit the correct declaration to their employers at the start of the year
• Assists business owners in filing Form 10-IEA correctly before the deadline
• Files your ITR under the optimal regime with all eligible deductions claimed accurately

We also help you restructure your salary components — HRA, LTA, NPS employer contribution — to maximise tax efficiency within your chosen regime.

Book a free 30-minute tax planning call at +91-8700769991 or click here to contact Rudra Capital.

FAQs – New vs Old Tax Regime 2025-26

Q1: Is the new tax regime compulsory from FY 2025-26? No, it is not compulsory. The new regime is the default, meaning if you do not actively choose, you are placed in it. But you retain the full right to opt for the old regime by submitting Form 10-IEA (for business income) or by declaring your choice to your employer and at ITR time (for salaried employees).

Q2: I am in the new regime. My employer deducted TDS under the new regime. Can I switch to old regime at ITR time? Yes, salaried employees can switch regimes at the time of filing ITR regardless of what their employer used for TDS. If you switch to old regime and your tax liability is lower, the excess TDS will be refunded.

Q3: Can I claim both 80C and the new regime’s lower slabs? No. 80C deductions are only available under the old tax regime. If you are in the new regime, 80C investments do not reduce your taxable income — though the investments themselves (PPF, ELSS, etc.) are still valid wealth-building tools, just not tax deductions under the new regime.

Q4: My employer defaulted me to the new regime. Can I change it? Yes. Submit a written declaration to your HR or payroll department before your company’s cut-off date (usually in April or May). Your employer is required to recompute TDS for the remaining months of the year based on your chosen regime.

Q5: What about senior citizens? Is the new regime better for them? For senior citizens (60–80 years), the old regime has a higher basic exemption (₹3 lakh vs ₹4 lakh under new regime), plus the benefit of Section 80TTB (₹1 lakh interest deduction). However, if their income is below ₹12 lakh and they have few deductions, the new regime’s zero-tax benefit under 87A rebate can be more valuable. This requires individual calculation.

Q6: Does the new regime affect my HRA if I live in a rented house? Yes. HRA exemption under Section 10(13A) is not available in the new regime. If you pay significant rent and would receive a large HRA exemption in the old regime, this is one of the strongest reasons to consider sticking with the old regime.

Q7: Is there a tax benefit for home loan under the new regime? Only partially. Employer’s NPS contribution under 80CCD(2) is available in the new regime. However, the home loan interest deduction under Section 24(b) for self-occupied property (up to ₹2 lakh) is not available in the new regime. For let-out property, the net rental income (rent minus municipal tax minus 30% standard deduction) is still taxable, but you cannot set off more than ₹2 lakh loss from house property against other income even in the old regime.

Not sure which regime saves you more for FY 2025-26? Get a personalised comparison from Rudra Capital’s CA team. Call +91-8700769991 or book a free strategy call here.