ELSS Calculator - SIP Tax Projection

Use this ELSS calculator to estimate SIP or lump-sum maturity, current-year Section 80C room, tax saved, gains, and lock-in timing.

Updated: June 7, 2026 • Free Tool

ELSS Calculator

Choose whether the amount is one investment or a monthly SIP.

INR amount. For SIP mode, enter the monthly contribution.

%

Annualized market-return assumption, not an assured ELSS return.

Years used for the projection. ELSS has a three-year lock-in.

INR amount already planned for PPF, EPF, insurance premium, tuition, or other 80C items.

Old regime applies Section 80C in this estimate; new regime returns zero tax saving.

%

Income-tax slab rate before cess. Enter your own assumption.

%

Health and education cess assumption applied to the tax saved estimate.

Results

Estimated tax saved
0INR
80C eligible ELSS 0INR
Annual ELSS contribution 0INR
Projected maturity value 0INR
Estimated gain 0INR
Total invested 0INR
First release 0months
Last SIP release 0months

What Is an ELSS Calculator?

ELSS calculator estimates the current-year tax saving and projected maturity value of an Equity Linked Savings Scheme investment. Use it before choosing a lump-sum contribution, setting a monthly SIP, checking Section 80C room, or comparing old-regime tax benefit against a market-linked return assumption.

  • Tax planning before year end: Enter other Section 80C investments already planned, then see how much of an ELSS contribution can still reduce taxable income under the old regime.
  • SIP planning: Convert a monthly ELSS SIP into an annual contribution for the tax estimate and into a multi-year future value projection.
  • Lump-sum review: Check how a one-time ELSS investment might grow over the required holding period or a longer goal period.
  • Regime comparison: Set the new regime option to keep the investment projection while removing the Section 80C tax-saving line.

The calculator separates two decisions that often get mixed together. The tax line is a current-year estimate based on the Section 80C limit, remaining 80C room, and your marginal tax-rate assumption. The maturity line is a market-return projection based on the amount, mode, return, and holding period.

Use the output as a planning worksheet, not as personal tax or investment advice. ELSS funds invest in equities, so returns can be positive or negative. The tax result also depends on your actual regime, taxable income, eligible deductions, and return filing position.

If you are comparing ELSS with a non-tax-saving monthly mutual fund plan, the SIP Calculator gives a broader recurring-investment projection without the Section 80C limit.

How the ELSS Calculator Works

The ELSS calculator has two tracks: a Section 80C tax estimate for the current financial year and a compound-growth projection for the investment balance.

Eligible 80C ELSS = min(annual ELSS contribution, max(0, 150000 - other 80C)); tax saved = eligible amount x tax rate x (1 + cess)
  • Annual ELSS contribution: The lump-sum amount, or 12 times the monthly SIP amount, used for the current-year deduction estimate.
  • Other 80C: PPF, EPF, insurance premium, tuition, or other 80C use already filling the annual limit.
  • Marginal tax rate: The slab rate you enter before cess. The calculator does not choose your slab.
  • Expected return: The annualized return assumption used only for future value projection.

For a lump sum, future value equals investment amount multiplied by (1 + return) raised to the number of years. For SIP mode, the calculator compounds each monthly contribution using a monthly rate derived from the annual return assumption.

The tax-saving result is current-year only. A five-year SIP projection shows five years of contributions in the maturity output, but the tax line still answers a narrower question: how much of this financial year's ELSS contribution may fit into remaining Section 80C room.

Full 80C room example

Assume a lump-sum ELSS investment of INR 150,000, no other 80C use, old regime, 30% marginal rate, 4% cess, 12% expected annual return, and a 3-year horizon.

Eligible 80C amount = min(150,000, 150,000 - 0) = INR 150,000. Estimated tax saved = 150,000 x 30% x 1.04 = INR 46,800. Projected value = 150,000 x 1.12^3 = INR 210,739.20.

The estimate shows INR 46,800 of tax saved and INR 60,739.20 of projected investment gain.

The tax saving depends on the old-regime assumption and actual eligibility. The maturity amount depends on a return assumption and can differ from market results.

According to Income Tax Department, the deduction under Section 80C is limited to the whole amount paid or deposited, subject to a maximum of Rs. 1,50,000.

For a contribution plan that is not tied to ELSS rules, the Future Value Calculator focuses on the same time-value projection without tax-regime inputs.

Key Concepts Explained

These concepts determine whether the result is useful for tax planning, investment planning, or both.

Section 80C room

ELSS does not sit in a separate deduction bucket. It competes with other 80C items, so the calculator first subtracts other 80C use from INR 150,000.

Old versus new regime

The old-regime setting applies the 80C estimate. The new-regime setting keeps the investment projection but sets eligible deduction and tax saving to zero.

Market-linked return

ELSS is an equity mutual fund category. The expected return input is your planning assumption, not a fixed interest rate or promised fund outcome.

Three-year lock-in

A lump-sum contribution has one three-year lock-in. SIP contributions are separate purchases, so each installment has its own three-year holding clock.

A high projected maturity value does not automatically make ELSS the right tax-saving choice. If you need near-term liquidity, the lock-in may matter more than the estimated return. If your 80C room is already used, the decision becomes mostly an equity-fund allocation question.

The calculator also does not rank funds. Expense ratio, portfolio style, benchmark, rolling returns, and drawdown behavior should be reviewed separately before investing.

When you want to isolate the growth assumption from the tax estimate, the Compound Interest Calculator shows how compounding changes a balance over time.

How to Use This Calculator

Enter your investment plan first, then add the tax assumptions that match your own return-filing situation.

  1. 1 Choose the investment mode: Select lump sum for a one-time contribution or monthly SIP for repeated ELSS purchases.
  2. 2 Enter the amount: Use INR for the contribution. In SIP mode, the amount is monthly, and the calculator multiplies it by 12 for the current-year tax estimate.
  3. 3 Set return and horizon: Use a conservative expected annual return and a horizon of at least three years. Longer horizons may be more useful for equity planning.
  4. 4 Add other 80C use: Include PPF, EPF, insurance premium, tuition, principal repayment, or other eligible 80C items already planned for the year.
  5. 5 Select regime and tax rate: Choose old or new regime, then enter your marginal tax rate and cess assumption. The calculator will not infer your slab.
  6. 6 Read the tax and investment lines separately: Use eligible ELSS and tax saved for current-year tax planning. Use maturity value and gain for investment planning.

If you invest INR 10,000 per month for five years, have INR 50,000 of other 80C use, and enter a 20% marginal rate with 4% cess, the calculator treats INR 120,000 as this year's ELSS contribution, caps eligibility at INR 100,000, and estimates INR 20,800 of current-year tax saved.

After you know a fund's starting and ending values, the CAGR Calculator can translate that performance into an annualized return assumption.

Benefits of Using This Calculator

The useful output is not one big number; it is a split view of deduction room, tax effect, and investment growth.

  • Avoid overestimating tax saving: The calculator reduces ELSS eligibility when other Section 80C items already use part of the annual limit.
  • Compare SIP and lump-sum behavior: SIP mode shows total contributions and staggered lock-in timing, while lump-sum mode shows one contribution and one release point.
  • Keep tax and return assumptions visible: You can change marginal rate, cess, regime, return, and horizon without hiding the assumptions behind a fund name.
  • Plan cash flow: Annual contribution and total invested outputs help you decide whether the chosen contribution level fits your budget.
  • Stress-test returns: You can lower the expected return, including using a negative value, to see how equity risk changes the maturity estimate.

This is especially helpful when ELSS is one of several 80C choices. A person with a full EPF contribution may receive little or no incremental deduction from ELSS, even though the investment projection still shows a future value.

For investment review, compare the ELSS projection with other goal-based projections and costs. A tax saving in year one can be offset by poor fund selection, unsuitable risk, or liquidity needs during the lock-in period.

Before treating the projected gain as spendable value, the Investment Fees Calculator can show how ongoing costs reduce investment growth.

Factors That Affect Your Results

Small input changes can move the tax estimate, maturity value, or both. Review these assumptions before acting on the result.

Unused 80C limit

The tax-saving estimate can fall quickly if EPF, PPF, insurance premium, tuition, or home-loan principal already fills the Section 80C limit.

Tax regime

The old-regime setting allows the 80C estimate. The new-regime setting returns zero tax saving because this calculator assumes the deduction is not available there.

Return assumption

Projected maturity value changes sharply with expected return because equity compounding magnifies both gains and losses over time.

SIP timing

SIP mode assumes end-of-month contributions for the projection and treats each monthly installment as a separate investment with its own three-year lock-in.

Costs and taxes after redemption

Expense ratios, exit rules, and capital-gains tax can reduce take-home results, so the maturity value should not be read as post-tax cash.

  • The calculator does not choose your tax slab, check every eligibility condition, or prepare an income-tax return. Confirm your treatment with a qualified tax professional when the amount is material.
  • The maturity projection is not a fund forecast. Actual ELSS returns depend on market performance, portfolio holdings, expense ratio, fund manager decisions, and the dates of purchase and redemption.
  • SIP future value uses a regular monthly contribution formula. Real transactions may occur on different dates and NAVs, so statement values can differ.

The lock-in is also a planning constraint. Money that looks available in a long-term projection may not be redeemable when you want it, especially when a multi-year SIP creates a chain of separate holding periods.

Pair the calculator output with fund documents, risk disclosures, and your cash-flow needs. ELSS can be useful for old-regime tax planning, but it remains an equity investment.

According to SEBI Investor, an ELSS is a diversified equity mutual fund that invests at least 80% of corpus in equity and equity-related instruments and has a three-year lock-in period.

According to Investor.gov, compound interest adds interest to principal and to accumulated interest, which is the growth mechanic used for the return projection.

ELSS calculator showing SIP maturity, Section 80C tax saving, gains, and lock-in timing
ELSS calculator showing SIP maturity, Section 80C tax saving, gains, and lock-in timing

Frequently Asked Questions

Q: How much tax can I save with ELSS?

A: The maximum depends on your remaining Section 80C room and marginal tax-rate assumption. If INR 150,000 of room is unused and you enter a 30% rate plus 4% cess, the calculator estimates INR 46,800 of current-year tax saved.

Q: Does ELSS work under the new tax regime?

A: This calculator sets Section 80C tax saving to zero when you choose the new regime. It still projects the investment value, so you can judge ELSS as an equity mutual fund even when the deduction is not part of your tax plan.

Q: How is ELSS maturity value calculated?

A: For a lump sum, the calculator compounds the investment by the expected annual return for the selected years. For SIP mode, it uses a monthly contribution future-value formula based on a monthly rate derived from your annual return assumption.

Q: Is every ELSS SIP installment locked for three years?

A: Yes. SIP mode treats each monthly contribution as a separate ELSS purchase with its own three-year lock-in. That is why the first release remains at 36 months, while the last SIP release can be much later.

Q: What return rate should I use in an ELSS calculator?

A: Use a conservative annualized assumption that fits your risk view and time horizon. ELSS is equity-linked, so returns are not fixed. Running lower or negative return scenarios is useful when checking whether the investment still fits your plan.

Q: Are ELSS returns fixed?

A: No. ELSS funds invest primarily in equity and equity-related instruments, so market prices can move against you. The ELSS calculator maturity value is a projection from your return input, not a promised maturity amount from a fund house.