Corporate credit unions are united on a cooperative basis in the Central Credit Union (US Central Credit Union). 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. Some credit unions are closed, serving only their members. However, the more and more popularitywin cooperatives of open type. Until the mid-XX century, credit unions in the United States had little assets that did not exceed, as a rule, 100 thousand dollars In the UK, credit unions are a source of financing of people groups. This tool is not widely used. Credit unions are financial institutions, financial cooperatives of citizens, and in this capacity they are above all associations of people, not unification of capitals, which is typical, for example, for public companies.