Corporate credit unions are united on a cooperative basis in the Central Credit Union (US Central Credit Union). Like any financial institution, credit unions have the financial resources. Today in the UK there are about 700 credit unions with assets exceeding 200 million pounds. 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. Like the credit cooperatives, credit unions form associations of a higher level, which are called corporate credit unions. 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. International cooperation has been particularly felt since the days when Alphonse Desjardins began the activity on development of credit union movement in North America. The right to use the services of the credit union have only its members. Credit Union - a non-profit financial institution specialized in mutual financial assistance by providing savings and credit services to their members. 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.