Post Office FD Calculator India - Time Deposit Interest & Maturity Calculator
Estimate India Post Time Deposit maturity with quarterly compounding using this Post Office FD Calculator India. Compare 1, 2, 3 and 5-year returns, understand 80C benefit for 5-year FD, and review post-tax outcomes.
Updated for 2026
By the GlobalCalqulate team, founded by Pavan Kusunuri · About our editorial standards
Frequently Asked Questions
Clear answers to common questions to help you use this calculator confidently.
How does this India Post Office FD calculator work?
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How does this India Post Office FD calculator work?
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It estimates the maturity amount and interest earned on a Post Office Time Deposit (TD) from the deposit amount, interest rate, tenure, and payout type, helping you plan safe savings growth in ₹ under India Post FD/TD rules. It's an estimation tool — actual maturity depends on the official Post Office rates and scheme terms.
Is it suitable for India?
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Is it suitable for India?
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Yes — it's built for Indian savers estimating Post Office Time Deposit returns in ₹, and it supports common tenures like 1, 2, 3, and 5 years. It gives estimates and doesn't replace the official passbook or India Post confirmation.
How much will ₹1 lakh become in 1, 2, 3, and 5 years?
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How much will ₹1 lakh become in 1, 2, 3, and 5 years?
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Your maturity value depends on the tenure and the official time deposit rate applicable when you invest, and a small rate difference can noticeably change maturity for 3–5 year deposits. Use updated rates to plan correctly.
Is a Post Office FD the same as a TD?
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Is a Post Office FD the same as a TD?
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Yes — a Post Office FD is commonly called a Post Office Time Deposit (TD) in official documentation, offering fixed tenures with government-backed deposit safety. The tool helps you estimate maturity, not confirm eligibility or account-opening requirements.
How accurate are the results?
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How accurate are the results?
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The maths is accurate for the rate and tenure you enter, but actual maturity can vary because of official day-count rules, the payout structure, and any scheme updates for new deposits. Treat it as a planning estimate, not an official maturity receipt.
What are the limitations of a Post Office FD calculator?
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What are the limitations of a Post Office FD calculator?
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It may not include premature-closure penalties, reinvestment changes, or account-specific conditions, and it can't predict future rate changes for new deposits. Always confirm the latest rules with India Post before investing.
What rate should I assume?
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What rate should I assume?
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Post Office FD/TD rates are notified periodically and can change for new deposits, so use the latest published India Post rate for your tenure for accurate results. It uses your entered rate and doesn't guarantee future rates.
Is a Post Office FD always better than a bank FD?
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Is a Post Office FD always better than a bank FD?
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Not always — a Post Office FD offers government-backed stability, but bank FDs may offer different rates, features, and flexibility, and some banks provide higher rates for senior citizens or special campaigns. Compare maturity value, liquidity, and convenience before deciding (not financial advice).
Should I consider inflation when using this calculator?
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Should I consider inflation when using this calculator?
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Yes — FD returns may look stable, but inflation can reduce the real value of your savings over time. A CPI-style inflation assumption helps you judge whether the maturity will actually meet your goal. This is a planning framework, not official RBI inflation guidance.
How should I read the results?
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How should I read the results?
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Look at the total interest earned and the final maturity amount in ₹. If the maturity value is too low, increase the deposit, extend the tenure, or combine it with other instruments, and recheck once a year as rates and goals change.
Does the 5-year Post Office FD get a tax benefit under 80C?
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Does the 5-year Post Office FD get a tax benefit under 80C?
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The 5-year Post Office Time Deposit is commonly used for the Section 80C benefit, subject to the overall 80C limit and applicable income-tax rules. This doesn't compute tax savings or taxable interest, so consult a qualified tax professional for the exact impact (this is not tax advice).
Is Post Office FD interest taxable in India?
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Is Post Office FD interest taxable in India?
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Yes — interest earned on a Post Office FD/TD is generally taxable per the applicable income-tax rules, and the treatment depends on your income slab, deductions, and filing status. This is not tax advice — use the calculator for gross maturity and consult a tax professional for net returns.
What are common mistakes people make with Post Office FD?
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What are common mistakes people make with Post Office FD?
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The biggest is locking money into long tenures and then breaking deposits early, losing interest to penalties. Another is assuming a Post Office FD will beat inflation after tax. It's safe, but it won't build wealth like market-linked investing.
Post Office FD vs RD vs MIS: which is better?
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Post Office FD vs RD vs MIS: which is better?
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A Post Office FD/TD focuses on fixed-tenure deposits, an RD builds discipline through monthly deposits, and MIS is designed for monthly income — each fits a different goal of growth, discipline, or income. Use this for maturity planning and compare the other schemes separately (not financial advice).
Does planning differ for metro vs non-metro savers?
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Does planning differ for metro vs non-metro savers?
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Post Office FD rules and rates are the same nationwide, but goal needs vary with the cost of living. In metros like Mumbai, Delhi, Bengaluru, Hyderabad, Pune, and Chennai, higher expenses often need larger emergency reserves and liquidity, so plan deposits around your real monthly surplus and local costs.
Can I close a Post Office FD early, and what happens to interest?
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Can I close a Post Office FD early, and what happens to interest?
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A Post Office TD has premature-closure rules, and early closure may reduce the interest payout or apply penalties based on the tenure completed, with the exact impact varying by the scheme rules at the time. Always confirm premature-closure conditions before locking funds.
Can NRIs use this calculator?
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Can NRIs use this calculator?
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You can use it for estimation in ₹, but eligibility to open a Post Office FD/TD depends on current scheme and regulatory rules, so NRIs should confirm eligibility with India Post or official guidance before investing. This is for planning only and not legal advice.
How do exchange rate and remittance risks affect NRI Post Office FD planning?
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How do exchange rate and remittance risks affect NRI Post Office FD planning?
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If you invest from foreign income, exchange rates decide how much ₹ you can deposit — a stronger rupee reduces the conversion benefit, while a weaker rupee increases it, but neither is predictable. Plan conservatively and avoid building savings targets on best-case rates.
What is the next best step?
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What is the next best step?
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Verify the latest Post Office TD rate for your chosen tenure from official India Post sources, then decide whether you need growth (cumulative) or periodic income and plan deposit amounts accordingly. Recalculate yearly and diversify rather than placing all savings into one product (not financial advice).
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