Mandatory Employee Details
| Document | Mandatory | Purpose |
| Aadhaar Card |
Yes |
ESI IP registration |
| Mobile Number |
Yes |
OTP & registration |
| Family Details |
Yes |
Medical benefits |
| Bank Account | Recommended | Benefit payments |
Family Information (Very Important)
- Spouse details
- Children details
- Dependent parents details
- Date of birth of all dependents
ESI INSURANCE NUMBER (IP NUMBER)
What is an IP Number?
A permanent 10-digit Insurance Number is allotted to every insured employee.
Key Features
- Lifetime validity
- Valid across employers
- Used for medical & cash benefits
- Linked with Aadhaar
ESI CONTRIBUTION STRUCTURE
Contribution to Gross Wages
| Contributor | Rate |
| Employee | 0.75% |
| Employer | 3.25% |
| Total | 4.00% |
Wage Components Included
- Basic
- DA
- HRA
- Overtime
- Incentives
- Other allowances (except exclusions)
ESI CONTRIBUTION PERIOD & BENEFIT PERIOD
Contribution Period
| Period | Months |
| 1st | April – September |
| 2nd | October – March |
Benefit Period
| Contribution Period | Benefit Period |
| Apr–Sep | Jan–Jun (next year) |
| Oct–Mar | Jul–Dec (next year) |