Everything You Need to Know About ESIC Code Number — Meaning, Format, and How to Obtain It

Everything You Need to Know About ESIC Code Number — Meaning, Format, and How to Obtain It

2025-11-10 8 min read

The ESIC Code Number is a unique identification number issued to employers when they register their establishment under the Employees' State Insurance Corporation (ESIC). It serves as proof of registration under the ESI Act, 1948 and is required for filing monthly contributions, managing employee records, and ensuring compliance.

This guide explains what the ESIC Code Number means, its format, and how employers can easily obtain it through the official ESIC portal.

1. What Is an ESIC Code Number?

An ESIC Code Number (also known as the Employer Code) is a 17-digit unique number allotted to every establishment that registers under ESIC. It is mandatory for factories and businesses employing eligible workers within the ESIC wage limit.

The employer must use this code for all ESIC-related activities, including contribution filing, employee registration, and claim processing.

2. Why Is an ESIC Code Number Important?

The ESIC Code Number is essential because it helps:

  • Identify the registered establishment
  • Track monthly ESI contributions
  • Register and manage employees
  • Access employer services on the ESIC portal
  • Maintain compliance with the ESI Act

3. ESIC Code Number Format Explained

The ESIC Code Number is a 17-digit alphanumeric format representing the region, office, and employer details. While formats may slightly vary, a common structure includes:

  • First 2 digits: ESIC Region Code
  • Next 2 digits: Sub-Region/Branch Office Code
  • Next 6 digits: Establishment’s unique serial number
  • Next 1 digit: Check digit for validation
  • Remaining digits: System-generated identifiers

This code helps identify the location and registration details of the employer.

4. Who Needs an ESIC Code Number?

An ESIC Code Number is required for:

  • Factories with 10 or more employees
  • Shops and establishments with 10 or more employees (varies by state)
  • Companies, startups, NGOs, and partnerships meeting ESIC eligibility
  • Any employer with workers earning within ESIC wage limits

5. Documents Required to Obtain an ESIC Code

Employers must submit the following documents:

  • Incorporation certificate / Shop Act registration
  • PAN of the establishment
  • Address proof
  • Employee list with wages
  • Cancelled cheque / bank details
  • Factory license (if applicable)
  • Partnership deed / MOA / AOA (as applicable)

6. Step-by-Step Process to Obtain an ESIC Code Number

Follow these simple steps to get your ESIC Employer Code:

Step 1: Visit the ESIC Registration Portal

Go to the official ESIC website and click on Employer Registration.

Step 2: Fill Out Establishment Details

Enter business name, type, address, incorporation information, and contact details.

Step 3: Add Employee Details

List all employees with their wages, designation, and joining date.

Step 4: Upload Required Documents

Submit scanned copies of mandatory documents ensuring clarity.

Step 5: Verify and Submit

Once the form is complete, verify all details and submit the application.

Step 6: Receive ESIC Employer Code

After successful verification by ESIC, your establishment will be issued a 17-digit Employer Code Number. This code is now used for all ESIC-related activities.

7. How to Find Your ESIC Employer Code Later

If you forget your ESIC Code Number, you can retrieve it by logging into the ESIC portal or contacting your regional ESIC office with your registered email or mobile number.

Conclusion

The ESIC Code Number is an essential identification tool that helps employers maintain compliance and manage employee benefits efficiently. Understanding its format, purpose, and registration process ensures a smooth experience while handling ESIC operations. With the right documents and accurate details, obtaining your ESIC Employer Code is quick and straightforward.

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