Borrowing rate for the credit union is a source of income to cover the administrative costs. All excess funds are returned to members in the form of dividends on savings. Some credit unions are closed, serving only their members. However, the more and more popularitywin cooperatives of open type. Principles of cooperative democracy and interaction were adequate to the purposes for which people joined credit unions. Is necessary that all shareholders of the credit union were members of a single community, would know each other well enough to enjoy mutual trust. A potential new member of a credit union must submit a recommendation of shareholders in which the referee becomes a warrant of a future member of the credit union. Credit unions of the open type are still controlled by their members, but at the same time provide services to people who are not its members (external customers). Initially, the target groups of credit unions were farmers (Raiffeisen), and now they include both individuals (credit unions), and organizations. Standards by which credit unions build their work do not coincide with the standards and regulations of consumer cooperation of the usual type. To increase the number of credit unions in 1979 was adopted the corresponding law that serves as the legal basis of their activity.