Process of ESIC Registration. Filling up Form 37 in ESIC (Employees' State Insurance Corporation) can be straightforward if you have the right information and follow the steps carefully.At the time of registration, the Employee is required to fill in Form – I and submit a family photo in duplicate to the employer. Any business entity employing 10 or more individuals should voluntarily register with the Employees' State Insurance Corporation (ESIC) within 15 days. ONLINE REGISTRATION OF THE EMPLOYERSOVERVIEW: ❖ Registration of employers under ESI Act is fully online, without requirement of submission of any. Asterisk are must to be filled. Any business entity employing 10 or more individuals should voluntarily register with the Employees' State Insurance Corporation (ESIC) within 15 days. Go to the "Employee" section and download the ESIC card (Pehchan Card). 4. Provide each employee with the employee registration form (Form 6) to fill out.