Which department should the social security department complain to?

Social security complaints shall be lodged with the social insurance administrative department of the local people's government at or above the county level. According to the provisions of Article 77 of the Social Insurance Law of People's Republic of China (PRC), the social insurance administrative department of the people's government at or above the county level shall strengthen the supervision and inspection of employers and individuals' compliance with social insurance laws and regulations.

Legal objectivity:

"People's Republic of China (PRC) Social Insurance Law" Article 77 The social insurance administrative department of the people's government at or above the county level shall strengthen the supervision and inspection of employers and individuals' compliance with social insurance laws and regulations. When the administrative department of social insurance carries out supervision and inspection, the employer and individual under inspection shall truthfully provide information related to social insurance, and shall not refuse to inspect or make false reports or conceal.