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How to save tax under Section 80C (and beyond)

A practical guide to using the ₹1.5 lakh 80C limit well — the options, how they differ on returns and lock-in, and other deductions worth claiming.

By Dhirendra BishtFounder & Lead Engineer, FinCalcHub18 July 20267 min read

First: does 80C even help you? Section 80C lets you deduct up to ₹1.5 lakh a year from taxable income — but only under the old tax regime. If you've opted for the new regime, most of these deductions don't apply, so compare both regimes before planning. Assuming the old regime, here's how to use the limit well.

Know your options and how they differ The ₹1.5 lakh limit can be filled with very different instruments: - ELSS mutual funds: market-linked growth, shortest lock-in (3 years). Best for long-term wealth. - PPF: safe, tax-free returns, 15-year horizon. Great for conservative, long-term money. - EPF / VPF: automatic for salaried employees; VPF lets you contribute more. - Life insurance premiums, NSC, tax-saving FDs, home-loan principal, children's tuition fees.

Don't let the tail wag the dog The classic mistake is buying a poor product (like an expensive endowment policy) purely to save tax. Pick instruments you'd want anyway for your goals and risk appetite; the deduction is a bonus, not the reason.

Look beyond 80C Several other sections add to your savings: - 80D: health insurance premiums for you and your parents. - 80CCD(1B): an extra ₹50,000 for NPS, over and above 80C. - Section 24(b): up to ₹2 lakh on home-loan interest.

Plan early, not in March Rushing in the last month leads to bad, panicked choices. Spread tax-saving investments across the year — a monthly ELSS SIP, for instance — so it's disciplined and rupee-cost averaged. Estimate your tax under both regimes first, then direct your 80C money into things that also move you towards your goals.

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About the author

Dhirendra Bisht

Founder & Lead Engineer, FinCalcHub

Dhirendra Bisht is the founder and lead engineer of FinCalcHub. He designs and maintains the single, tested financial-formula library that powers every calculator on the site, and reviews each tool’s methodology against primary sources such as the RBI, SEBI, EPFO and the Income Tax Department. His focus is making financial maths transparent and accurate — with clear worked examples rather than black-box results.