Tax-Saving Investments Compared: ELSS, PPF, NPS, and More

Every February and March, the same conversation plays out in CA offices across India: a client wants to know where to "put money for 80C" before the financial year closes. That question is more complicated than it used to be. The new tax regime is now the default, and it strips out the very deduction that made ELSS, PPF, and NPS automatic choices for so many years. Before comparing these products against each other, you first need to work out whether the tax saving is even real for you, and only then judge them on their own merits as investments.

Start With the Regime, Not the Product

Section 80C, renumbered Section 123 under the Income Tax Act, 2025, which took effect this April, though most people still call it '80C' out of habit, only reduces your tax bill if you file under the old regime. The new regime offers lower slab rates but removes the 80C/123 deduction, the additional NPS deduction, and most other Chapter VI-A breaks. Thanks to the rebate available under the new regime, a large share of taxpayers already pay zero tax on income up to roughly ₹12–12.75 lakh, which means an ELSS or PPF investment saves them nothing in tax no matter how much they invest. If that's your situation, skip straight to judging these products as plain investments: expected return, liquidity, and how much you actually want the lock-in to stop you from touching the money. If you're on the old regime, or your deductions genuinely make it the better option, the comparison below is where the real decision happens. A quick way to check: list out everything you'd actually claim under the old regime, including the standard deduction, HRA, 80C/123, and 80D, and compare the resulting tax liability against the new regime's slabs before you commit either way.

ELSS, PPF, NPS and Tax-Saving FDs at a Glance

• ELSS (Equity-Linked Savings Scheme): an equity mutual fund with a 3-year lock-in, the shortest of any 80C-type option. Returns are market-linked and not guaranteed, and if you invest through a SIP, each instalment carries its own separate 3-year lock. Once the lock-in ends, gains are taxed exactly like any other equity fund.
• PPF (Public Provident Fund): a 15-year government-backed scheme currently earning around 7.1% a year, a rate the government resets every quarter. It's the only one of these four where both the interest and the maturity amount stay completely tax-free regardless of which regime you file under; only the upfront deduction on your contribution needs the old regime.
• NPS (National Pension System): a market-linked retirement account invested across equity, corporate bonds, and government securities in proportions you choose. It stays locked until age 60, at which point 60% comes out as a tax-free lump sum and the remaining 40% must buy an annuity, and that annuity income is then taxed every year you receive it.
• Tax-saving Fixed Deposit: a 5-year bank FD with no premature withdrawal allowed. It qualifies for the same deduction as the others but without PPF's tax-free interest; the interest is fully taxable at your slab rate, which catches a lot of first-time investors off guard.
• Other 80C-type options worth knowing: Sukanya Samriddhi Yojana, for a girl child's education or marriage, currently the highest-paying government-backed option among these; the National Savings Certificate; and life insurance premiums. Each comes with its own eligibility conditions and lock-in, so they suit specific situations rather than being general-purpose choices the way ELSS or PPF are.

How to Actually Choose Between Them

• Work out your tax bill under both regimes before you invest a rupee. Don't assume. Someone with a home loan, health insurance premiums, and other large deductions might still come out ahead on the old regime; someone without those often does better on the new one.
• If the new regime wins for you, buy ELSS, PPF or NPS only if you'd want them anyway as investments, not for a deduction you're not claiming. A flexible, low-cost equity mutual fund with no lock-in often does the same job better.
• If the old regime wins, layer these rather than pick just one: PPF for a guaranteed, tax-free floor; ELSS for growth with the shortest lock-in; and NPS for the additional ₹50,000 deduction on top of the ₹1.5 lakh 80C/123 limit, if you're comfortable leaving that money untouched until 60.
• Salaried employees should check whether their employer offers NPS contributions. The employer's share, up to 14% of basic salary plus DA, is deductible even under the new regime, making it one of the few tax-efficient retirement levers left after the switch.

The best tax-saving investment is the one you'd still choose even if it saved you no tax at all.

None of these products is inherently "best"; they solve different problems. ELSS offers the shortest path to liquidity with equity-level growth potential, PPF offers a guaranteed floor no market downturn can touch, and NPS enforces long-term retirement discipline with a tax break attached. The only real mistake is buying any of them out of habit, without first checking whether the tax reason you bought it for still applies to you.