In what year did Shanghai begin to enforce social security?

Legal analysis: Shanghai implemented the old-age insurance system from 1993 to 1, which replaced the original system. You can start paying social security this year. Social security for migrant workers in Shanghai has been enforced since July 20 1 1, 1. 20 1 1 Starting from July 1, those who are registered in foreign cities and towns have to take five insurances, while those who are registered in rural areas have to take three insurances. From April 1 day, 2006, the household registration in other places will be paid the social security five insurances in a unified way.

Legal basis: Article 84 of People's Republic of China (PRC) Social Insurance Law. If the employer fails to apply for social insurance registration, the social insurance administrative department shall order it to make corrections within a time limit; If no correction is made within the time limit, the employer shall be fined between one and three times the amount of social insurance premiums payable, and the directly responsible person in charge and other directly responsible personnel shall be fined between 500 yuan and 3,000 yuan.