Who will make up the difference in social security?

Legal analysis: 1. The difference in the payment base is only open to the unit to solve the mistakes of the employer. Affect the personal interests of employees. If there is a unit that meets the requirements, the unit must make up the difference. The payment standard should be based on the average monthly salary of the insured person in the previous year to determine the payment base. Unable to determine, according to the insured person's first month's salary to determine the payment base.

2. If you are a flexible employee, you can apply to the Human Resources Department for change. After the change, you can pay according to the new payment standard, but you can't make up the difference on the previous payment base.

Legal basis: Article 58 of People's Republic of China (PRC) Social Insurance Law. The employing unit shall handle social insurance registration for employees within 30 days from the date of employment. If the social insurance has not been registered, the social insurance agency shall verify the social insurance premium it should pay.