Activity of the credit union consists of organizing mutual financial assistance by meeting the needs of its members in the services of saving and obtaining loans. Some credit unions are closed, serving only their members. However, the more and more popularitywin cooperatives of open type. Credit unions encourage savings of citizens, setting compensation payments (interest) on savings and provide from these savings loans to their members. The main advantage of credit unions consists in transparency, controllability, governance for shareholders. In some cases, the initiators of credit unions can be trade unions, associations such as social support centers and others. The right to use the services of the credit union have only its members. Credit unions historically formed as a special form of social support, initially taken upon themselves the social mission of protecting the interests of citizens in the field of financial services.