Tax Saving Guide: 80C, 80D, NPS, HRA and Legal Tax Planning (India)

Here is the thing nobody tells you clearly: in 2026, most tax saving investments in India only matter if you pick the old tax regime. The new regime, which is now the default on every payslip and every ITR form, kills almost every deduction you have ever heard of. 80C, 80D, HRA, the home loan interest benefit: gone, unless you actively opt for the old regime.

So before you put one more rupee into an ELSS fund or a PPF account "for tax saving," you need to answer one question first: which regime are you even in? Get that wrong and you could be locking money into a 15-year PPF account for a deduction you are not even claiming.

This guide walks you through every major deduction that still exists in the old regime, what survives in the new regime (spoiler: almost nothing except one big one if your employer plays along), and exactly how to decide which regime wins for your income. By the end you will be able to sit with your own salary slip and know precisely where to put your money.

1. The single most important fact: deductions live in the old regime

Section 80C. Section 80D. HRA. Home loan interest under Section 24(b). Section 80E for education loans. All of it: built for the old tax regime. The new regime, the one you are automatically enrolled in unless you tell your employer otherwise, strips almost all of this away in exchange for lower slab rates and a bigger basic exemption.

Core rule: if you are in the new regime, buying ELSS funds or topping up PPF "to save tax" does nothing for your tax bill. You get zero deduction for it. You might still want those investments for other reasons (goals, discipline, decent returns), just not for tax.

Here is what actually survives in the new regime:

Benefit	Available in new regime?
Standard deduction ₹75,000 (salaried/pensioners)	Yes
Section 80CCD(2): employer's NPS contribution, 14% of Basic+DA	Yes, the only major investment-linked deduction that survives
Section 80CCH: Agniveer Corpus Fund	Yes (niche)
Interest on let-out (rented) property, Section 24(b)	Yes
Section 80C (ELSS, PPF, EPF, life premium, home loan principal)	No
Section 80D (health insurance premium)	No
Section 80CCD(1B) (extra NPS ₹50,000)	No
HRA exemption	No
Section 80E (education loan interest)	No
Self-occupied home loan interest, Section 24(b)	No

If almost everything in that "No" column applies to you, and the amounts are large, the old regime might genuinely save you more tax even with its higher slab rates. If your deductions are small, the new regime almost always wins outright because its slabs and rebate are simply lower.

2. Section 80C: the ₹1.5 lakh workhorse

Section 80C is the deduction most Indians have heard of. It lets you deduct up to ₹1,50,000 per year from your taxable income, but only in the old regime, and only for money actually put into specific instruments.

The mistake most people make is picking an 80C instrument based only on the tax break and ignoring the return, lock-in and risk. Here is the full comparison.

Instrument	Typical return	Lock-in	Risk	Taxation on maturity
ELSS (equity mutual fund)	Market-linked, historically strongest of this group over long periods	3 years (shortest lock-in of any 80C option)	Market risk (equity)	LTCG 12.5% above ₹1.25 lakh exemption
PPF	7.1% p.a. (current quarter)	15 years (partial withdrawal allowed later)	None (sovereign-backed)	Fully tax-free (EEE)
EPF	8.25% p.a.	Till retirement/job change (withdrawal rules apply)	None	Tax-free if held to retirement rules
NSC (5-year)	7.7% p.a.	5 years	None (sovereign-backed)	Interest taxable, but reinvested interest each year (except last) also counts for 80C
Sukanya Samriddhi (SSY)	8.2% p.a.	Till daughter turns 21 (partial withdrawal at 18)	None, girl child only	Fully tax-free (EEE)
Life insurance premium	Not an investment return; it is insurance cover	Policy term	N/A	Maturity proceeds tax-free under conditions
5-year tax-saving bank FD	Bank FD rates, taxable	5 years, no premature withdrawal	Low (DICGC insures up to ₹5 lakh/bank)	Interest fully taxable at slab
Home loan principal repayment	N/A, it is debt repayment	Loan tenure	N/A	N/A

Core rule: ELSS has the shortest lock-in of any 80C option (3 years) and the highest long-term return potential, but it carries market risk. PPF and SSY are the safest, tax-free-at-maturity options but lock your money away for over a decade. Most people should split 80C across a bit of both rather than putting the full ₹1.5 lakh into one instrument.

If you already have a home loan, note that the principal portion of your EMI counts toward this same ₹1.5 lakh cap, so a big home loan can fill your entire 80C limit without you investing anything extra.

3. Section 80D: your health insurance premium

Section 80D lets you deduct the premium you pay for health insurance, again only in the old regime.

Who the premium covers	Deduction limit
Self, spouse, children (none are senior citizens)	₹25,000
Self, spouse, children, where self or spouse is 60+	₹50,000
Parents (not senior citizens)	Extra ₹25,000
Parents (senior citizens, 60+)	Extra ₹50,000
Preventive health check-up	₹5,000 (within the above caps, not an extra amount)

So the realistic ceiling for a young person paying for their own cover plus their senior-citizen parents' cover is ₹25,000 (self) + ₹50,000 (senior parents) = ₹1,00,000 combined, the maximum this section allows.

One important 2026 update: GST on individual life and health insurance premiums is now 0%, effective from 22 September 2025. It used to be 18%. This does not change your 80D deduction limit, but it makes the actual premium you pay noticeably cheaper than it would have been a year ago. Group or employer-provided policies still attract 18% GST, so this benefit is specifically for individual policies you buy yourself.

One rule to remember: except for the ₹5,000 preventive check-up, you must pay the premium through a non-cash mode (card, net banking, UPI) for it to qualify.

4. Section 80CCD(1B): the extra ₹50,000 for NPS

This is a deduction most people miss. On top of the ₹1.5 lakh under 80C, you can claim an additional ₹50,000 for your own contribution to the National Pension System under Section 80CCD(1B). This is old regime only, and it is separate from and in addition to your 80C limit, not a sub-limit inside it.

Say you have already filled your entire ₹1.5 lakh 80C bucket with PPF and ELSS. Putting another ₹50,000 into NPS still gets you a fresh deduction, effectively letting you shelter ₹2 lakh total between the two sections.

The catch: NPS Tier 1 is a retirement account, locked until exit age, and a portion of the corpus must go into an annuity at exit rather than being paid out entirely as cash. It suits long-horizon retirement money, not short-term savings.

5. Section 80CCD(2): the one that survives in the new regime

This is the deduction to actually pay attention to if you are in the new regime, because it is the one major investment-linked benefit that still works there.

Core rule: if your employer contributes to your NPS account under Section 80CCD(2), that contribution, up to 14% of your Basic plus DA, is deductible even in the new regime. This applies to all employees from FY2025-26, not just government staff.

This is not money you contribute yourself. It only works if your employer structures your salary to include an NPS contribution as part of your CTC. If you are salaried, it is worth asking HR whether your compensation structure includes this. For a high earner, 14% of Basic+DA flowing into NPS tax-free, every year, adds up fast and costs your employer nothing extra since it is usually carved out of your existing CTC.

6. HRA: rent exemption, old regime only

If you get a House Rent Allowance component in your salary and you actually pay rent, Section 10(13A) lets you exempt part of that HRA from tax, again only under the old regime. The exempt amount is the lowest of: actual HRA received, rent paid minus 10% of salary, or 50%/40% of salary depending on whether you live in a metro or non-metro city.

If you live in a metro city and pay significant rent, this can be one of the largest deductions available to a salaried person, sometimes bigger than 80C itself. It disappears entirely if you switch to the new regime, so factor it in carefully before you choose.

7. Section 80E: education loan interest, no cap

If you or your spouse or your children have an education loan, the entire interest paid is deductible under Section 80E, with no upper limit, for up to 8 years from when you start repaying. This is old regime only and covers interest only, not principal.

This is one of the most generous deductions in the entire tax code precisely because there is no cap. If you are repaying a large education loan for a professional degree, this alone can justify staying in the old regime for a few years.

8. Section 24(b): home loan interest

If you have a home loan on a self-occupied property, you can deduct up to ₹2,00,000 of the interest paid every year under Section 24(b). This is old regime only for self-occupied property. If the property is let out (rented), the interest deduction has no cap in the new OR old regime, though any resulting loss you set off against other income is still capped at ₹2 lakh.

If you and a co-owner are both co-borrowers on the loan, each of you can separately claim your own ₹2 lakh interest deduction and your own ₹1.5 lakh 80C principal deduction, effectively doubling the household's total benefit compared to a single borrower.

Core rule: a home loan is the single instrument that can simultaneously fill your 80C limit (principal) and give you a separate ₹2 lakh deduction (interest), which is why big home loan holders are usually the ones for whom the old regime wins.

9. Which is better, old regime or new regime?

This is the question this entire guide has been building toward, and the honest answer is: it depends entirely on how much you can genuinely claim under the old regime.

Here is the logic. The new regime gives you a higher basic exemption (₹4 lakh vs ₹2.5 lakh), a bigger standard deduction advantage combined with the ₹60,000 rebate (income up to ₹12 lakh, or ₹12.75 lakh for salaried people, is effectively tax-free), and lower slab rates. In exchange, you give up nearly every deduction.

The old regime keeps its familiar deductions but with a lower basic exemption and steeper slabs.

Say you earn ₹15 lakh a year. Let us compare the two regimes honestly.

Under the new regime, your taxable income is simply ₹15 lakh minus the ₹75,000 standard deduction, taxed at the new slabs (nil up to ₹4L, 5% on the next 4L, 10% on the next 4L, 15% on the next 4L, and so on). You get no other deductions.

Under the old regime, suppose you have a home loan (₹2 lakh interest under 24(b)), you max out 80C (₹1.5 lakh via EPF, ELSS, and loan principal), you claim 80D (₹25,000 for yourself), and you get the ₹50,000 standard deduction. That is ₹4.25 lakh of deductions stacked on top of the ₹2.5 lakh basic exemption before old-regime slabs even start applying.

Core rule: the old regime only wins if your total genuine deductions (home loan interest, 80C, 80D, HRA, and so on) cross roughly ₹4 lakh or more. Below that, the new regime's lower slabs almost always come out ahead, even with zero deductions.

The practical way to decide: actually total up every deduction you can genuinely claim this year (not hypothetically), then compute your tax both ways using the current slabs. Do not guess. Many salary portals and the income tax department's own calculator let you toggle between regimes and see the number directly. If you have no home loan, no dependents needing insurance top-ups, and you rent-free or your rent is modest, the new regime is very likely your answer.

10. Do you even need tax-saving investments?

If you land in the new regime, none of the Section 80C or 80D investment products save you tax anymore. That does not mean skip investing. It means separate the two decisions. Invest in ELSS, PPF, EPF, or equity mutual funds because they are good long-term wealth vehicles, not because of a tax deduction that no longer applies to you.

If you land in the old regime because your deductions genuinely clear the bar, then sequence your 80C and 80D contributions deliberately: fill 80D first (cheap, protects you and your parents), then use 80C for a mix of ELSS (growth, short lock-in) and PPF or EPF (safety, tax-free maturity), then look at the extra ₹50,000 NPS bucket under 80CCD(1B) only after those are full.

11. Common mistakes people make with tax saving

• Choosing the old regime purely out of habit without recomputing the numbers every year. Slabs and your own deductions change; recheck annually.
• Buying life insurance policies (ULIPs, endowment plans) purely for 80C. These usually deliver poor returns and lock you in for years. A pure term plan for protection and a separate ELSS or PPF for 80C is almost always better than a bundled insurance-investment product.
• Forgetting non-cash payment rules for 80D. Paying your health premium in cash (other than the ₹5,000 preventive check-up) disqualifies the deduction.
• Ignoring 80CCD(2) entirely because it sounds complicated. If you are salaried, ask HR if your CTC structure includes employer NPS contribution. It is free money, deductible even in the new regime.
• Locking money in a 15-year PPF account under the new regime where the deduction does not even apply, when a shorter-duration, more liquid instrument would have suited the goal better.

Related Guides

• Income Tax Explained Simply
• Mutual Funds Guide (India)
• Health Insurance Guide
• Home Loan Guide
• Retirement and FIRE Guide (India)
• Capital Gains Tax Guide (India)

Disclaimer

This guide is for educational purposes only and does not constitute financial advice. Tax planning depends heavily on your specific income, deductions, and life situation, and picking the wrong regime or instrument for your circumstances can cost you real money. Figures are based on rules current in 2026 and may change with future budgets. Evaluate your own situation and consult a SEBI-registered investment advisor or a qualified chartered accountant before acting.