How to Save Tax on ₹15 Lakh / ₹20 Lakh Salary: FY 2026-27 Guide

The First Decision: Old Regime or New Regime?

At ₹15 lakh and ₹20 lakh income levels, this is genuinely the biggest lever — bigger than any single deduction. The two regimes are structured so differently that the "right" answer depends entirely on how much you can legitimately deduct under the old regime.

Quick context on the new regime (FY 2026-27): Income up to ₹12 lakh is effectively tax-free after the Section 87A rebate, and salaried employees get a flat ₹75,000 standard deduction on top (pushing the effective tax-free threshold to ₹12.75 lakh). Beyond that, the new regime's slabs are lower than the old regime's, but almost all deductions — 80C, 80D, HRA, home loan interest on a self-occupied property — are unavailable.

Breakeven deduction points (approximate)

Income Level	Old Regime Wins If Deductions Exceed
₹15 lakh	~₹4.5 lakh – ₹5.4 lakh
₹20 lakh	~₹5.5 lakh – ₹6 lakh
₹25 lakh	~₹6.87 lakh
₹40 lakh+	~₹8–10 lakh

Why the range? Breakeven figures shift slightly depending on which calculator or assumptions (cess treatment, rebate specifics) are used. Treat these as a starting filter, not a precise number — run your own numbers, or have your CA run them, before deciding.

Rule of thumb: If your total old-regime deductions (80C + 80D + HRA + home loan interest + NPS) comfortably cross ₹5–6 lakh on a ₹15–20 lakh salary, the old regime is very likely to win. If you're well below that, the new regime's lower slabs probably serve you better.

What a ₹5–6 Lakh Deduction Stack Typically Looks Like

For someone at the ₹15–20 lakh level to actually reach breakeven, deductions usually need to come from several sources stacked together — no single section gets you there alone:

Component	Typical Amount
Section 80C (PPF, ELSS, EPF, life insurance)	₹1.5 lakh
Section 80CCD(1B) — NPS self-contribution	₹50,000
Section 80D — health insurance (self + parents)	₹25,000–₹1 lakh
HRA exemption (metro city, high rent)	₹1.5 lakh – ₹3 lakh+
Home loan interest — Section 24(b)	Up to ₹2 lakh
Typical total	₹4–6+ lakh

If you don't have a home loan or don't pay significant rent, hitting this breakeven becomes much harder — and the new regime is usually the better call in that case.

Tax-Saving Levers That Work in Both Regimes

These are worth prioritizing regardless of which regime you choose, since they aren't lost if you pick the new regime:

1. NPS employer contribution — Section 80CCD(2). This is the single biggest legal lever still available under the new regime. Employers can contribute up to 14% of basic salary to your NPS account (for both government and private-sector employees), and this is deductible under both regimes. If your employer offers this as part of a flexible pay structure, opting in reduces taxable income without touching your take-home cash flow.
2. Standard deduction (₹75,000). Automatic for all salaried employees under the new regime, no proof required.
3. Section 87A rebate. If your taxable income is at or below ₹12 lakh even after other adjustments, this wipes out tax entirely under the new regime.

If You're Sticking with the Old Regime: Structuring Moves

For those whose deductions clearly clear the breakeven point, a few structuring choices can meaningfully add to the total:

• Maximize HRA if you're in a metro. HRA exemption is the lowest of three figures: actual HRA received, rent paid minus 10% of salary, or 50% (metro)/40% (non-metro) of basic salary. If your employer allows restructuring your CTC to increase the HRA component (within reason), this can be one of the largest deductions available.
• Don't stop at ₹25,000 for 80D. Add the parents' bracket — a separate ₹25,000 (₹50,000 if a parent is a senior citizen) — for a combined claim of up to ₹1 lakh.
• Use the full 80CCD(1B) NPS window. This ₹50,000 sits outside the 80C limit entirely, so it's effectively "free" additional deduction room if you haven't used it.
• Claim LTA if it's part of your package. Leave Travel Allowance exemption applies to actual domestic travel costs, twice in a block of four years — often overlooked since it requires proof of travel.
• Section 80GG if you don't get HRA. For those without an HRA component in salary but who pay rent, this offers a deduction of up to ₹5,000/month or 25% of income, whichever is lower.

A Simplified Worked Comparison (₹15 Lakh Salary)

Illustrative example based on a Pune-based salaried employee earning ₹14–15 lakh, with ₹7 lakh basic pay, ₹3.5 lakh HRA received, and ₹3.6 lakh annual rent paid:

• New regime tax (few/no deductions claimed): approximately ₹78,750–₹1,09,200, depending on exact income and cess.
• Old regime tax: Becomes competitive or better once HRA exemption, 80C, and other deductions are fully stacked — but the exact crossover depends on the individual's rent, city, and investment mix.

The takeaway: there's no universal answer at ₹15–20 lakh — it genuinely depends on your rent, whether you have a home loan, and how much you're already investing in 80C/80D-eligible instruments. Recalculating both ways every year (rules and rebate thresholds can shift with each Budget) is the only reliable approach.

Frequently Asked Questions (FAQs)

Q1. Is the new tax regime always better for a ₹15 lakh salary?

Not always. It depends on your deductions. If your combined HRA, 80C, 80D, and home loan interest exceed roughly ₹4.5–5.4 lakh, the old regime is likely to result in lower tax.

Q2. What's the single best tax-saving move at ₹20 lakh income?

If your employer offers it, opting into NPS employer contribution under Section 80CCD(2) is valuable because it works under both regimes and doesn't reduce your take-home pay if structured as part of CTC restructuring.

Q3. Can I switch between the old and new regime every year?

Salaried individuals (without business income) can choose either regime each financial year when filing their return. Those with business income face restrictions on switching frequently.

Q4. Does the new regime allow any deduction for home loan interest?

Interest on a let-out (rented) property remains deductible under both regimes. Interest on a self-occupied property under Section 24(b) is only available under the old regime.

Q5. How do I know my exact breakeven point?

It depends on your specific income, HRA structure, and city (metro vs non-metro). Using an income tax calculator with your actual salary components — or consulting a CA — gives a far more accurate answer than any general rule of thumb.

Disclaimer: This article is for informational and educational purposes only and does not constitute tax or investment advice. Breakeven figures are illustrative estimates based on published calculations and can vary based on individual salary structure, city of residence, and applicable cess. Tax rules are subject to change based on Finance Act amendments. Please consult a qualified chartered accountant or tax advisor before making tax-planning decisions.