In which case I doubt last-drawn pay matters.
The employer can pay as much gratuity as they want but there is a minimum gratuity amount that they must pay to the employee.
If she sells high quantities of a product or service, her compensation is high, but if she does not make the sales, she does not receive high compensation.
Z received a gratuity of Rs.
You have only as much power in the hiring equation as you believe you have.
Per my understanding, the last drawn salary should be his salary on the date of his retirement.