Section 80C, in plain English

Section 80C is the most-used deduction in the Indian Income Tax Act — and the most misunderstood. The cap is ₹1,50,000 per financial year, and it covers a big bucket of investments and expenses, not just one product.

What 80C actually covers

The full list runs to ~17 items. The ones most salaried professionals use:

• EPF (Employee Provident Fund) — your 12% contribution, automatic. Most people forget this counts.
• ELSS (Equity Linked Savings Scheme) — 3-year lock-in mutual funds. Equity exposure, market-linked returns.
• PPF (Public Provident Fund) — 15-year lock-in, government-backed, ~7.1% interest, fully tax-free.
• Life insurance premium — for yourself, spouse, or children. Term plans count.
• Tuition fees — for up to 2 children, full-time courses in India.
• Home loan principal repayment — only the principal portion of your EMI, not the interest (interest goes under Section 24(b), separate).
• NSC, Sukanya Samriddhi, ULIPs, 5-yr tax-saver FDs — niche, but they count.

How the cap stacks

The ₹1.5L cap is total across all 80C items combined.If your EPF contribution alone is ₹1.2L, your ELSS investment of ₹50K won't fully count for 80C — only ₹30K will (to hit the cap). The remaining ₹20K still earns market returns; it just doesn't reduce taxable income.

ELSS vs PPF vs EPF — quick pick

• ELSS: 3-year lock-in (shortest in 80C). Equity, ~10–14% historical returns over 5+ years. Market risk in years 1–3.
• PPF: 15-year lock-in, ~7.1% guaranteed, fully tax-free at exit. Lower returns than equity long-term.
• EPF: happens automatically (~8%). Voluntary PF lets you top up from salary at the same rate.

The math, on a ₹18L CTC

Maxing 80C from ₹0 to ₹1.5L drops your taxable income by ₹1.5L. At a 30% marginal rate, that's ₹46,800 in tax saved (incl. 4% cess). Per month: ₹3,900.

Common 80C mistakes

1. Buying products in March, panicking. Set up a SIP in April. Done in 12 months without scrambling.
2. Ignoring EPF.Check your payslip. Most people don't realize their EPF eats half the cap already.
3. Buying a ULIP because the agent recommended it.Almost always a bad deal. ELSS or PPF beats them on every dimension except the agent's commission.
4. Filing under New regime and still buying 80C products. Under New, 80C gives you nothing back. The product might still be good, but not for the 80C reason.

Citations

Section 80C, Income Tax Act 1961. Finance Act 2024. CBDT Circular 8/2018.