Is Nanjing social security due this month or next month?

Legal analysis: 1. If there is no social security arrears and social security payment, the social security fee of the current month shall be paid; 2, the city social security center payment unit must be at the end of each month 1 day and a half ago to the social security agencies for social security payment change business; If the unit handles business in the district-level social security center, it is recommended to contact the agency in the district.

Legal basis: Article 57 of People's Republic of China (PRC) Social Insurance Law? The employing unit shall, within 30 days from the date of its establishment, apply to the local social insurance agency for social insurance registration with its business license, registration certificate or unit seal. The social insurance agency shall, within fifteen days from the date of receiving the application, examine and issue the social insurance registration certificate. Where the social insurance registration items of the employing unit are changed or the employing unit is terminated according to law, it shall, within 30 days from the date of change or termination, go to the social insurance agency to handle the change or cancellation of social insurance registration. The market supervision and management department, the civil affairs department and the organization management organ shall promptly inform the social insurance agency of the establishment and termination of the employing unit, and the public security organ shall promptly inform the social insurance agency of the birth, death, household registration, migration and cancellation of the individual.