Is social security paid for 2 months for the first time?

Social security for the first time is not to pay 2 months because the month of entry into the existence of de facto labor relations, the enterprise should pay the month of social security, and can not be across two months to pay. According to the provisions of the social security law, the employer should apply for social insurance registration within 30 days from the date of employment, there will be across the month. In this case, the unit should be declared from the previous month to pay back social insurance premiums.