National Credit Union Administration (NCUA) - an independent federal agency, based in Washington (State of Columbia), established by the U.S. Congress to oversee the federal credit union system. The economic basis of credit unions - finances of a household. The main objective of the credit union - to ensure financial stability of a household, to ensure the priority of their shareholders' financial interests. Specialization of credit unions to provide financial services to its shareholders requires a particularly strict regulation of membership and acceptable activities. 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. Cooperation between credit unions, how they would not have been named, took place always, from the moment when the movement moved outside one credit union. To reduce the risk of default on loans members of the credit union shall the joint guarantee. Membership in the credit union forms responsible citizens and conscientious attitude to their obligations as a norm of behavior, identify the value of a decent man's reputation in the business turnover. Credit Union - a non-profit financial institution specialized in mutual financial assistance by providing savings and credit services to their members. Credit cooperatives and credit unions exist in many different forms. The main differences relate to the nature of the membership and the opening of a credit institution. The specifics of credit unions and, in some sense, their uniqueness lies in the fact that they work not for profit and do not appropriate profit.