Non-seasonal factories or establishments with more than 10 employees (in few states, it is 20 employees), who earn a maximum of Rs 21,000 -/. The ESIC must be registered within 15 days of the date it was applied for.The employer must contribute 3.25% of the employee’s monthly salary, while the employee can contribute only 0.75 percent of his salary each month. Only employees whose salaries are less than Rs. 999 will be exempted from paying their contribution. 176/- per day.