What is the difference between social security payment 17 and 15?

Legal analysis: taking pension as an example. 15 is different from 17. The part where the pension insurance payment exceeds 15 does not affect the eligibility for pension, but it will affect the amount of pension.

Legal basis: Article 6 of the Provisional Regulations on the Collection and Payment of Social Insurance Fees is subject to centralized and unified collection of three social insurance fees. The collection agencies of social insurance premiums shall be stipulated by the people's governments of provinces, autonomous regions and municipalities directly under the Central Government, and may be collected by tax authorities, or by social insurance agencies (hereinafter referred to as social insurance agencies) established by the administrative department of labor security in accordance with the provisions of the State Council.