Historically, credit unions were preceded by widespread development of credit cooperation in many countries of Europe and America. The uniqueness of credit unions is that they put together the principles and benefits of financial cooperatives, consumer cooperatives and mutual aid funds, born once by trade unions. Credit unions perform the function of social protection in a vital for people sphere of financial services. They care about improving the financial literacy of the population, are working on the formation of their members and their employees. Over 30% of the assets of credit unions are investments in government securities, certificates of deposit of banks and savings loan associations, as well as in the parent credit unions, and other risk-free investments. In the UK, credit unions are a source of financing of people groups. This tool is not widely used. Standards by which credit unions build their work do not coincide with the standards and regulations of consumer cooperation of the usual type. Credit Union - a non-profit financial institution specialized in mutual financial assistance by providing savings and credit services to their members. Credit Union - one of the most attractive financial institutions for the public being a non-profit alternative to banks. Credit union as a consumer cooperative operates on the principles of equality of all its members.