As per Payment of Gratuity Act, 1972
Gratuity Amount
₹0
Eligible
| Tax-free limit | ₹20,00,000 |
| Your gratuity | ₹0 |
| Taxable amount | ₹0 |
| Status | Tax-Free |
Formula: (Last Salary × 15 × Years) ÷ 26 (covered) or ÷ 30 (not covered). Capped at ₹20 lakh.
A gratuity calculator for 20 years service tells you exactly how much your employer must pay when you retire or resign after two decades of work. This is one of the biggest one-time payouts in an Indian employee’s career. Use the free gratuity calculator above to get your number in seconds.
Gratuity is a one-time payment made by an employer to an employee as a reward for long service, governed by the Payment of Gratuity Act, 1972 in India.
Think of it as a thank-you bonus from your company. After you complete at least five continuous years with one employer, you become eligible. The longer you stay, the bigger the amount. For someone using a gratuity calculator for 20 years service, the payout can easily cross ₹5–10 lakh depending on salary.
Any company with 10 or more employees must pay gratuity, as per the Ministry of Labour & Employment rules. Government employees and private sector workers both qualify. The good news? Gratuity up to ₹20 lakh is completely tax-free under Section 10(10) of the Income Tax Act. That limit was last revised and applies in FY2025-26 as well.
The gratuity formula under the Payment of Gratuity Act, 1972 uses your last drawn basic salary plus dearness allowance, your total years of service, and a fixed multiplier of 15 days per year divided by 26 working days per month.
📐 Formula: Gratuity = (Last Drawn Salary × 15 × Years of Service) ÷ 26
Here, “Last Drawn Salary” means Basic + Dearness Allowance (DA). Not your full CTC. So if your CTC is ₹10 lakh but your Basic + DA is ₹5 lakh per annum (₹41,667/month), that is what goes into the formula.
The number 26 represents working days in a month. The 15 stands for 15 days of wages per completed year. Simple. But the catch is “completed year” — if you have served 20 years and 7 months, only 20 years count under the Act. Six months or more rounds up; less than six months is ignored.
For employees not covered under the Act (some unaided private firms), a slightly different formula applies: (Last Salary × 15 × Years) ÷ 30. Always check your appointment letter or HR to confirm which formula applies to you.
Using the gratuity calculator for 20 years service above takes under a minute. Here is exactly what to do:
Running a gratuity calculator for 20 years service across three common salary levels gives very different payouts. Here is a quick comparison so you know where you stand:
| Monthly Basic+DA | Annual CTC (Approx) | Gratuity (20 Yrs) | Tax-Free? |
|---|---|---|---|
| ₹20,833 | ~₹5 lakh | ₹2,40,385 | Yes — fully |
| ₹41,667 | ~₹10 lakh | ₹4,80,769 | Yes — fully |
| ₹62,500 | ~₹15 lakh | ₹7,21,154 | Yes — fully |
All three results sit well under the ₹20 lakh tax-free ceiling. So for most salaried Indians, gratuity after 20 years is completely tax-free. Only senior professionals with very high Basic + DA — think ₹1.5 lakh+ per month — might cross the limit.
Tax calculations are indicative. Consult a CA for your situation.
Watching your gratuity grow year by year makes the math real. The table below shows how the corpus builds on a ₹41,667/month Basic + DA (roughly a ₹10 lakh CTC). Each row adds 15 days of salary.
| Years | Gratuity Amount | Growth vs 5 Yrs |
|---|---|---|
| 5 years | ₹1,20,192 | Baseline |
| 10 years | ₹2,40,385 | +₹1,20,193 |
| 15 years | ₹3,60,577 | +₹2,40,385 |
| 20 years | ₹4,80,769 | +₹3,60,577 |
The formula is linear — every extra year adds the same fixed amount. So staying five more years beyond 15 adds exactly ₹1,20,192 in this example. That is a strong argument for loyalty, especially as you approach retirement.
Your final gratuity amount depends on more than just the number of years worked — the salary figure, the rounding rule for months, and whether your employer falls under the Act all play a role.
Small decisions during your career can meaningfully raise your gratuity when you finally use a gratuity calculator for 20 years service at retirement.
Negotiate a higher Basic: When joining or at appraisal time, ask for a higher Basic component even if total CTC stays the same. Employers often agree since it does not change their PF or bonus liability dramatically.
Time your exit carefully: If you are at 19 years and 8 months, wait four more months. That extra year adds 15 days of salary — potentially ₹20,000–₹50,000 extra depending on your pay.
Reinvest the lump sum wisely: Gratuity is a one-time windfall. Putting it in a SIP calculator to plan mutual fund investments or locking it in a senior citizen FD can grow it meaningfully over 5–10 more years.
Understand the ₹20 lakh ceiling: As per current Income Tax rules, gratuity up to ₹20 lakh is exempt under Section 10(10). If your calculated amount crosses this, plan with a CA to optimise tax — though for most 20-year service employees, this is not a concern.
A: Using the gratuity calculator for 20 years service, the payout depends on your last drawn Basic + DA. On ₹50,000/month Basic + DA, the gratuity is ₹5,76,923. On ₹41,667/month (approx. ₹10 lakh CTC), it is ₹4,80,769. Use the calculator above for your exact figure.
A: Gratuity for 20 years service is fully tax-free up to ₹20 lakh under Section 10(10) of the Income Tax Act. For most Indian employees with standard salaries, the 20-year gratuity amount stays well below this ceiling. Any amount above ₹20 lakh is added to your taxable income in the year of receipt.
A: The gratuity calculator for 20 years service uses the formula: (Last Drawn Basic + DA per month × 15 × 20) ÷ 26. The 15 represents 15 days of wages per year and 26 is the number of working days in a month under the Payment of Gratuity Act, 1972. Only Basic + DA is used — not HRA or other allowances.
A: Under the Payment of Gratuity Act, 1972, completing 6 months or more in a year rounds up to the next full year. So 20 years and 8 months counts as 21 years in the gratuity calculator. But 20 years and 4 months stays at 20 years. Timing your resignation wisely can add one extra year’s worth of gratuity.
A: Yes. The gratuity calculator for 20 years service applies to all private sector employees working in companies with 10 or more employees. Both government and private workers are covered under the Payment of Gratuity Act, 1972. If your company has fewer than 10 employees, the formula may use 30 instead of 26 as the divisor, giving a slightly lower payout.
Bookmark this page and use the free gratuity calculator above every time your salary changes — your projected payout updates instantly.
