By logging in to the ESIC portal (website credentials given above), within 15 days from the date of its pertinence to them The employer is believed to sign up, providing factory or Establishment Name, Name of the Principal employer, Bank Account, PAN Car number, use of power in case of a factory, State and region as well as an email address. The employer who is registering will get a user ID and a password via his email. Using the same, he needs to log in to the portal for registration.  Automatically a 17-digit code number is generated after a successful registration.