What about flexible employment and multi-payment social security?

Hello, dear, I'm the teacher who asked the gold medal answer for legal consultation. Glad to serve you! _ Social security can be refunded if it is overpaid, but there is no need to refund it. First, the payer applies for refund of the overpaid social insurance premium. The payer shall submit a written refund application to the local social insurance collection center and provide the following information. Apply for refund of unit fees; Relevant business vouchers that lead to repeated payment or overpayment; Financial payment information related to repeated payment or overpayment; Other required materials, etc. If the fee can be refunded after examination, the payer can go through the formalities of refund. 2. Refund business where the payer overpays social insurance premiums (or meets the one-time refund conditions) (1) Conditions for the payer to apply for the refund of social insurance premiums. 1. The person who participates in the basic old-age insurance and medical insurance in his own name is employed by the insured employer and signs a labor contract before the expiration of the prepaid old-age insurance and medical insurance premiums, and repeated payment occurs to avoid transferring or continuing the insurance relationship; 2. The person who participates in the basic old-age pension and medical insurance in his own name dies or reaches the statutory retirement age during the period of paying the basic old-age pension and medical insurance premium in advance and goes through the formalities for retirement examination and approval; 3. Where the insured person is located, the payment period of the current unit and the original unit is repeated; 4. The insured person belongs to settle abroad, died in the line of duty, and the migrant workers returned to China after terminating their labor relations. (two) the individual payment application for refund procedures. Individuals who meet one of the above conditions should bring relevant materials to the agency that originally entrusted to handle social insurance affairs to apply for a refund (among them, individuals who belong to Articles 3 and 4 above should bring materials directly to the collection center to apply). The original social insurance agency verifies the refund amount according to the materials provided by the refund applicant, and after signing the opinions, the refund applicant brings relevant materials to the business department of the collection center for review; Refund applicants bring the relevant materials audited by the collection center to Hefei Enterprise Pension Insurance Management Center and Medical Insurance Management Center to sign for the pension insurance and medical insurance premiums to be refunded. Dear, I sincerely hope I can help you. Wish you a happy life! _