Corporate credit unions are united on a cooperative basis in the Central Credit Union (US Central Credit Union). In recent decades, many credit unions began to resort to such form of service as Main share of credit unions assets is concentrated in loans (about 50%), while the share of consumer loans in commercial banks and finance companies active operations rarely exceeds 15%. The most common type of loans in credit unions are loans to purchase new and used cars (40%), followed by first mortgages and second mortgages (35%), about 10% are unsecured personal loans to member of unions and about 15% - are loans on credit cards and other loans. Share contributions are transferred to the credit union on the basis of membership for the whole stay of a shareholder as member of the credit union and are the basis of membership. Until the 70's there was a proliferation of the U.S. credit unions due to the increase of their number and the number of shareholders, although it must be acknowledged that there was also and a qualitative growth. In the UK, credit unions are a source of financing of people groups. This tool is not widely used. 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. Credit union as a consumer cooperative operates on the principles of equality of all its members. Today, the World Council of Credit Unions is represented as members four regional confederations and twelve national associations.