Historically, credit unions were preceded by widespread development of credit cooperation in many countries of Europe and America. In recent decades, many credit unions began to resort to such form of service as 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. Like the credit cooperatives, credit unions form associations of a higher level, which are called corporate credit unions. The difference between credit unions and banks is clearly is apparent when comparing the structure of assets and liabilities of credit unions and banks. To increase the number of credit unions in 1979 was adopted the corresponding law that serves as the legal basis of their activity. Credit union as a consumer cooperative operates on the principles of equality of all its members. Today, the World Council of Credit Unions is represented as members four regional confederations and twelve national associations.