In 1908. the spread of credit unions has reached the United States. In 1935 President Roosevelt signed the state Charter on credit unions, which became a law. First central bank of credit unions appeared in 1876. Credit unions began to appear rapidly in many European countries. Credit union services are available only to its shareholders. 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. In the credit union compensation for use of the loan (interest) is a source of compensation for savings. Credit Union - a non-profit financial institution specialized in mutual financial assistance by providing savings and credit services to their members. A credit union on its own initiative order is created by citizens (individuals) to solve their financial problems that they could not solve in other financial institutions.