Historically, credit unions were preceded by widespread development of credit cooperation in many countries of Europe and America. Corporate credit unions are united on a cooperative basis in the Central Credit Union (US Central Credit Union). In recent decades, many credit unions began to resort to such form of service as The difference between credit unions and banks is clearly is apparent when comparing the structure of assets and liabilities of credit unions and banks. Share contributions are transferred to the credit union on the basis of membership for the whole stay of a shareholder as member of the credit union and are the basis of membership. Income derived from the provision of services to its members, does not become the profit of credit union and is distributed among its members in proportion to their savings.