How is NPS corpus calculated at retirement?

NPS corpus is calculated by compounding monthly contributions (employee and employer) at the expected annual return rate, month by month, until retirement. The formula is FV = M x [((1 + r)^n - 1) / r] x (1 + r), where M is the total monthly contribution, r is the monthly return rate (annual rate divided by 12), and n is the number of months. At retirement, at least 40% must be used to purchase an annuity and up to 60% can be withdrawn as a tax-free lump sum.

What return rate should I use for the NPS calculator?

Return rate depends on your NPS scheme. Life Cycle 75 (high equity) has delivered approximately 12-13% CAGR over the past 10 years. Life Cycle 50 (moderate) has returned 10-11%. Life Cycle 25 (conservative) and Central Government scheme have returned 8-9%. Use 10% as a reasonable base case for long-term planning. NPS returns are market-linked and not guaranteed.

What happens to NPS corpus at age 60?

At age 60, you must use at least 40% of your NPS corpus to purchase an annuity from an IRDAI-registered life insurer. This annuity provides a monthly pension for life. The remaining 60% can be withdrawn as a lump sum, which is completely tax-free under the Finance Act 2019. You can also annuitise more than 40% if you prefer a higher pension over the lump sum.

What are the NPS tax benefits under 80CCD?

NPS offers three separate deductions. Section 80CCD(1) allows deduction up to 10% of salary within the Rs 1.5 lakh 80C limit. Section 80CCD(1B) provides an exclusive additional deduction of Rs 50,000 per year for NPS, over and above the 80C limit. Section 80CCD(2) allows employer contributions up to 10% of salary (14% for central government) without any upper monetary limit. Total possible NPS deductions can exceed Rs 2 lakh for a salaried person.

What is the minimum NPS contribution per year?

For NPS Tier I, the minimum contribution is Rs 500 per deposit and Rs 1,000 per financial year. There is no maximum contribution limit. For NPS Tier II (voluntary savings account), the minimum initial contribution is Rs 250. NPS Tier II does not provide tax benefits but allows unrestricted withdrawals.

Can I withdraw from NPS before age 60?

Partial withdrawals are allowed after 3 years of NPS account opening for specific purposes: higher education or marriage of children, purchase or construction of a residential house, treatment of critical illness, or disability. Maximum withdrawal is 25% of your own contributions, with up to 3 withdrawals across the entire tenure. Premature exit before age 60 requires 80% of corpus to be annuitised; only 20% can be withdrawn as lump sum.

Is NPS better than PPF for retirement?

NPS offers market-linked returns with historically higher long-term returns (10-13% CAGR in equity schemes vs PPF at 7.1% for FY26). NPS also provides Rs 50,000 additional tax deduction under 80CCD(1B) that PPF does not. However, 40% of NPS corpus must be annuitised and the pension is taxable, while PPF maturity is 100% tax-free. NPS suits investors seeking higher growth; PPF suits risk-averse investors wanting guaranteed, tax-free returns.

What annuity rate should I use for NPS pension calculation?

Annuity rates from Indian life insurers for NPS (Annuity for Life with Return of Purchase Price at 60 years) currently range from 6.0% to 6.75% per annum. This rate is locked at the time of annuity purchase and depends on the insurer, age at purchase, and annuity variant. At 6.5%, a Rs 40 lakh annuity corpus provides approximately Rs 21,667 per month. The monthly pension from annuity is fully taxable.

What is the NPS annuity ratio and can I change it?

The annuity ratio is the percentage of your NPS corpus used to purchase an annuity. Per PFRDA guidelines, the minimum annuity ratio is 40% for subscribers retiring at or after age 60. For premature exit before 60, the minimum is 80%. You can choose a higher annuity ratio (up to 100%) if you prefer a larger monthly pension.

How does the NPS calculator for government employees differ?

Government employees have a default contribution of 10% of their basic salary plus DA, while the government contributes 14%. The default investment scheme is the Central Government or State Government scheme, which predominantly invests in government securities and corporate bonds, generating historical returns of 8.5% to 9%.

What is the National Pension Scheme formula?

The National Pension Scheme uses a standard compound interest formula for regular SIP investments: FV = M x [((1 + r)^n - 1) / r] x (1 + r), where M is the total monthly contribution (employee + employer), r is the expected monthly rate of return, and n is the total number of months until retirement.

Can NRI investors open an NPS account?

Yes, NRI, OCI, and PIO cardholders between 18 and 70 years of age are eligible to open an NPS account. Contributions can be made from a NRO or NRE account. However, the account will be closed and all proceeds repatriated if the subscriber becomes a citizen of another country. NRI investors should consult a tax adviser since the tax treatment of NPS in their country of residence may differ.

Fermor is building the automated financial action layer for India. The goal is to close the gap between knowing what you should do with your money and actually doing it. The calculators are the distribution layer. The actual product connects real financial accounts through the RBI-regulated Account Aggregator framework and automates actions like moving idle cash to liquid funds, paying advance tax, and filling unused 80C deductions.

NPS Calculator: Calculate NPS Corpus, Pension and Lump Sum

What Is NPS?

NPS (National Pension System) is a voluntary, market-linked retirement savings scheme regulated by the Pension Fund Regulatory and Development Authority (PFRDA). It is available to all Indian citizens aged 18-70 and offers the most comprehensive income tax deductions of any investment product in India.

NPS was opened to all citizens in 2009 after being introduced for central government employees in January 2004. The corpus is invested in a mix of equity, corporate bonds, and government securities through PFRDA-registered Pension Fund Managers.

At retirement (age 60 to 75), you can withdraw up to 60% of the corpus as a tax-free lump sum. The remaining 40% must be used to purchase an annuity from an IRDAI-registered life insurer, which provides a monthly pension for life. The pension from annuity is fully taxable.

NPS Corpus Calculation: How the Formula Works

The NPS corpus at retirement is the future value of all monthly contributions compounded at the expected annual return rate, plus the future value of any existing corpus.

FV = M x [((1 + r)^n - 1) / r] x (1 + r)
r = Annual Rate / 12, n = months to retirement

Example: Rs 10,000/month at 10% for 30 years. Monthly r = 0.00833, n = 360 months. FV = Rs 2.28 crore. With a 5% annual increment on contributions, the same scenario gives approximately Rs 3.8 crore, an increase of 67%.

NPS Tax Benefits: How to Save Up to Rs 2 Lakh Per Year

NPS provides three distinct tax deductions, making it the only investment with deductions under three separate sections of the Income Tax Act.

NPS tax deductions under the Income Tax Act
Section	Deduction	Limit	Who Qualifies
80CCD(1)	Employee contribution	10% of salary within Rs 1.5L 80C	All NPS subscribers
80CCD(1B)	Additional NPS deduction	Rs 50,000 per year (over and above 80C)	All NPS subscribers
80CCD(2)	Employer contribution	10% of salary (14% for Central Govt), no cap	Salaried employees

A salaried employee on Rs 10 lakh annual salary can claim Rs 1 lakh under 80CCD(1) plus Rs 50,000 under 80CCD(1B). In the 30% bracket, that saves Rs 45,000 in taxes per year on NPS contributions alone, before counting employer contributions under 80CCD(2).

NPS Calculator for Government Employees

Government employees have a unique contribution structure where the employer (Central or State Government) contributes 14% of Basic + DA, while the employee contributes 10%. This high matching contribution significantly boosts the retirement corpus compared to the private sector.

When using the NPS calculator for central government employees, you should select the "Central Government" scheme option. This scheme predominantly invests in government securities and high-rated corporate bonds, historically yielding around 8.5% to 9% CAGR. State government schemes follow a similar asset allocation mandate.

NPS vs PPF: What Is the Difference?

NPS and PPF are both long-term, tax-advantaged instruments but serve different risk profiles. NPS is market-linked with higher potential returns; PPF provides sovereign-guaranteed fixed returns.

NPS vs PPF at a glance
Feature	NPS	PPF
Returns	Market-linked, ~10-13% (equity schemes)	Govt-guaranteed, 7.1% (FY26)
Lock-in	Till age 60 (partial withdrawal allowed)	15 years (extendable in 5-yr blocks)
Tax at maturity	60% lump sum tax-free; pension taxable	100% tax-free at maturity
Exclusive deduction	Rs 50,000 under 80CCD(1B)	None beyond 80C cap
Compulsory annuity	Min 40% must buy annuity	None; full withdrawal allowed

NPS One-Time Investment vs Monthly SIP Calculator

An NPS one-time investment calculator projects the growth of a single lump sum deposit over time, whereas a monthly pension calculator accounts for recurring SIP contributions. Both methods use compounding, but recurring contributions build wealth incrementally.

To calculate a lump sum investment, set the "Your Monthly Contribution" slider to zero and enter your deposit amount in the "Existing NPS Corpus" field under advanced settings. The calculator will project the final maturity amount based purely on compounding the initial deposit without additional contributions.

What Is a Good NPS Return Rate for Planning?

Based on published benchmark returns from the NPS Trust, these are the approximate 10-year CAGRs for common schemes as of June 2026.

Approximate 10-year CAGR benchmarks for NPS schemes
Scheme	Equity %	Approx 10Y CAGR	Best For
Life Cycle 75 (LC75)	75% (till 35)	12.5%	Young investors, 20+ year horizon
Life Cycle 50 (LC50)	50% (till 35)	10.5%	Moderate risk, balanced allocation
Life Cycle 25 (LC25)	25% (till 35)	8.5%	Conservative investors
Central/State Govt	15%	8.5%	Government employees
Active Choice (75% equity)	Up to 75%	12.0%	Investors managing their own allocation

NPS Schemes: Auto Choice and Active Choice

NPS offers two investment approaches. Auto Choice (Lifecycle Fund) automatically shifts your allocation from equity-heavy to debt-heavy as you age. Active Choice lets you set your own allocation up to 75% equity.

Life Cycle 75 starts at 75% equity till age 35 and reduces to 15% by age 55. Life Cycle 50 starts at 50% equity and reduces to 10%. Life Cycle 25 starts at 25% equity and reduces to 5%. For most investors under 40, Life Cycle 75 or Active Choice at 75% equity has historically been the highest-returning option across PFM providers like SBI, HDFC, and ICICI.

NPS Annuity: How Your Monthly Pension Is Calculated

Monthly pension is calculated by multiplying the Annuity Corpus by the Annuity Rate, then dividing by 12. Annuity corpus is the percentage of your total NPS corpus used to buy an annuity (minimum 40% per PFRDA).

Annuity rates from IRDAI-registered insurers for NPS at age 60 range from 6.0% to 6.75% for the "Annuity for Life with Return of Purchase Price" variant. At 6.5%, a Rs 50 lakh annuity corpus gives Rs 27,083 per month. The monthly pension is fully taxable as income from other sources.

NPS Withdrawal Rules: Partial and Premature Exit

Partial withdrawals are allowed after 3 years for specific purposes: higher education or marriage of children, purchase or construction of a residential house, treatment of critical illness, or disability. Maximum partial withdrawal is 25% of your own contributions, capped at 3 withdrawals across the entire NPS tenure.

Premature exit before age 60 is permitted after 5 years. At premature exit, 80% of corpus must be annuitised and only 20% can be taken as lump sum. The 20% lump sum is taxable, unlike the 60% at normal retirement which is tax-free. NPS can be deferred past age 60 up to age 75 per PFRDA circular.

How to Use This NPS Calculator

The NPS Calculator tab shows your projected corpus, lump sum, annuity, and monthly pension. The Year-by-Year tab shows the annual compounding breakdown by age.

Select Scheme and Sector: choose government or non-government, then select your scheme to automatically populate expected return rates.
Set basic details: enter your monthly contribution, current age, and retirement age.
Use More settings for advanced inputs: enter employer contribution, existing NPS corpus, deferment age, and your desired monthly pension to see shortfall analysis.
Review corpus and pension: the calculator shows total corpus at retirement, the lump sum you can withdraw, annuity corpus, and estimated monthly pension.
Check Year-by-Year tab: see how the corpus builds year by year, including during any deferment phase.

Frequently Asked Questions

NPS corpus is calculated by compounding monthly contributions (employee + employer) at the expected annual return rate, month by month, until retirement. The formula is FV = M x [((1 + r)^n - 1) / r] x (1 + r), where M is total monthly contribution, r is the monthly return rate (annual rate / 12), and n is the number of months. At retirement, at least 40% must be used to purchase an annuity and up to 60% can be withdrawn as a tax-free lump sum.

Disclaimer: All calculations on this page are indicative only. NPS returns are market-linked and not guaranteed. Past performance of NPS schemes does not guarantee future returns. Annuity rates change at the time of purchase and are not locked in advance. Tax treatment is based on current Income Tax Act provisions and may change with future Finance Acts. This calculator is for educational and planning purposes only and does not constitute financial advice. Consult a SEBI-registered investment adviser or PFRDA-registered distributor before making NPS investment decisions.