What is the Gratuity Calculator?
Gratuity is a lump sum paid by an employer in recognition of extended service, usually payable once a minimum number of continuous years has been completed. Unlike a provident fund it involves no contribution from you — it accrues purely through staying.
This calculator applies the widely used formula based on last drawn salary and completed years of service, giving an estimate of what would be payable on leaving.
What each input means
- Last drawn monthly salary
- The salary used for the calculation, which in most formulations means basic pay plus dearness allowance rather than total cost to company.
- Years of service
- Completed years of continuous service with the employer. Part years are often rounded according to specific rules.
How this calculation works
The standard formula multiplies last drawn monthly salary by 15/26 and then by completed years of service. The 15/26 fraction represents fifteen days of pay for each year worked, calculated on a twenty-six day working month rather than a thirty day one.
Two features follow from this. The benefit scales linearly with service, and it is calculated on your final salary rather than an average — so a promotion late in your tenure lifts the entire calculation, not just the years after it.
Formula: Result = the relevant inputs combined using the displayed assumptions.
Getting the most out of the result
- Confirm which salary components count. Using total cost to company rather than basic plus dearness allowance overstates the figure substantially.
- Check the minimum service requirement before resigning, as leaving just short of it can forfeit the entire benefit.
- Understand how part years are rounded in your jurisdiction — the treatment of a partial final year varies.
- Verify whether a statutory ceiling applies, since many schemes cap the exempt or payable amount.
- Keep records of your service dates and salary history, which simplifies matters if a calculation is disputed.
Common mistakes to avoid
The most common error by far is calculating on total salary or CTC instead of the qualifying components, which produces a figure well above what will actually be paid. Employees also resign shortly before completing the qualifying period without realising the benefit is forfeited entirely rather than pro-rated. Assuming the whole amount is tax free is another trap, since exemptions are usually capped. And people often assume gratuity is a retirement plan in itself, when for most people it is a useful supplement rather than a foundation.
Frequently asked questions
How many years of service are required?
Most frameworks require a minimum period of continuous service, commonly five years, before any entitlement arises. Exceptions frequently apply where employment ends due to death or disability. Verify the rule that applies to your employment.
Which salary is used in the calculation?
Typically last drawn basic salary plus dearness allowance, not total cost to company or gross pay including all allowances. Using the wrong base is the most common reason estimates come out too high.
Why is the formula 15/26?
It represents fifteen days of wages for each completed year, with a month treated as twenty-six working days rather than thirty. The convention excludes weekly rest days from the divisor.
How are part years treated?
Rules vary. Many frameworks round a final year upward once more than six months have been completed and disregard it otherwise. Check the specific provision applicable to you.
Is gratuity taxable?
It commonly enjoys exemption up to a specified ceiling, with anything above that taxed as income. Limits and treatment differ between jurisdictions and employment types, and change over time.
Do I get gratuity if I resign rather than retire?
Yes, provided the minimum continuous service has been completed. The reason for leaving generally does not matter once the qualifying period is met, though termination for certain forms of misconduct can affect entitlement.
Does gratuity apply to contract or short-term roles?
It depends on the nature of the employment and the applicable framework. Continuous service with one employer is usually the determining factor, so fragmented engagements may not qualify.