Supplementary Premium Calculation Principles
In addition to the basic premium, the insured will be charged a 2% supplementary premium when receiving other types of income, including large bonuses, stock dividends, part-time job income, interest income, income for professional practice, and rental income. Employers will be also collected supplementary premium.
The formulas to calculate supplementary premiums are as follows.
Supplementary Premium
I.Contribution by the Employer (The Group Insurance Applicant):
(Total payroll expense by the employer- total insured payroll-related amount for the employees) × Supplementary Premium Rate (2%)