What materials are needed for social security transfer?

Legal analysis: social security transfer needs the following materials: 1, payment voucher of basic old-age insurance, and application form for transfer and continuation of basic old-age insurance relationship; 2. If the employer or the insured entrusts others to handle the social security transfer procedures, it is necessary to issue a power of attorney, the original and photocopy of the ID card, and the original and photocopy of the agent's ID card.

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. Employees-free individual industrial and commercial households who voluntarily participate in social insurance, part-time employees who do not participate in social insurance in the employing unit and other flexible employees shall apply to the social insurance agency for social insurance registration. The state establishes a national unified personal social security number. Personal social security number is a citizen's identity number.