Similar to Provident Fund, ESI amounts are calculated separately but needs to be paid using a single Payment Voucher.
To process the Employer ESI Contribution,
Go to Gateway of Tally > Payroll Vouchers > Ctrl + F4: Payroll
Press F2 to change the Voucher Date
Click A: Payroll Auto Fill or press Alt+A
Select the required process in Process for field
Enter the From and To date
Select the appropriate Employee Category
Select the Employee/Group from the List of Employees / Group
Select the appropriate Payroll Ledger from the List of Ledger Accounts
Press Enter to go to Payroll Voucher Creation screen
Accept to Save