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. Principles of cooperative democracy and interaction were adequate to the purposes for which people joined credit unions. When organizing the credit union it is important that people know each other and know the extent to which each of them is trustworthy. Income received by the credit union shall be distributed among the shareholders or spent for the depreciation of services, that is, are the most effective means of meeting the needs of shareholders. 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. A potential new member of a credit union must submit a recommendation of shareholders in which the referee becomes a warrant of a future member of the credit union. Taking a decision to join a credit union, citizens create an organization through which they participate in the shared savings by mutual crediting and joint (collective) use of personal savings. In the case of default the shareholder - individual will respond with its property and, in addition, is jointly and severally liable with the credit union's commitments. Credit Union - a non-profit financial institution specialized in mutual financial assistance by providing savings and credit services to their members.