How to calculate the overpayment year of social security contributions for flexible employees?

1. Determine the overpaid social security items. First of all, we should determine the social security items that should be paid more, including endowment insurance, medical insurance, work injury insurance, unemployment insurance and maternity insurance.

2. Determine the year of overpayment. Secondly, it is necessary to determine the specific year of overpayment. Generally, you can check the individual social security payment records through the social security department or relevant institutions to find out the specific overpayment year.

3. Calculate the amount of overpayment. According to different social security projects and regional policies, the calculation method of overpayment is also different.