Representative organization, leading the coordination work in the field of development of both global and national credit union movement is the World Council of Credit Unions (WOCCU) established in 1971 (headquartered in Madison, USA). Some credit unions are closed, serving only their members. However, the more and more popularitywin cooperatives of open type. The number of shareholders of a credit union is limited and formalized by a list. Limit of the number is defined by the assembly and such assembly establishes the charter. The relationship of shareholders with credit union are not client-based, they are co-operative, based on different principles and standards, in particular, on the principles of the law of obligations. Important specifics of creating a credit union - an initiative order of organization: people do not receive any instructions, orders or regulations, the unification into a credit union occurs by their will and decision. Credit unions, like today's credit unions, emerged in the 19th century in Germany as a result of crop failure and famine. To increase the number of credit unions in 1979 was adopted the corresponding law that serves as the legal basis of their activity.