A sole proprietorship enterprise pays its own social security.

Legal analysis: Yes, individual industrial and commercial households can pay social security by themselves.

Legal basis: People's Republic of China (PRC) Social Insurance Law.

Article 62 If the employer fails to declare the amount of social insurance premiums that should be paid according to the regulations, the amount that should be paid shall be determined according to 1 10% of the amount paid by the employer last month; After the payment unit completes the declaration procedures, the social insurance fee collection agency shall make settlement in accordance with the provisions.

Article 63 If an employer fails to pay social insurance premiums in full and on time, the social insurance premium collection agency shall order it to pay or make up within a time limit.