The economic basis of credit unions - finances of a household. The main objective of the credit union - to ensure financial stability of a household, to ensure the priority of their shareholders' financial interests. Credit unions also differ from the traditional consumer cooperatives. At the organization of the credit union it is important that people know each other and know the extent to which each of them is trustworthy. Credit cooperatives and credit unions exist in many different forms. The main differences relate to the nature of the membership and the opening of a credit institution. To increase the number of credit unions in 1979 was adopted the corresponding law that serves as the legal basis of their activity.