The banking system by providing loans organizes and maintains traffic capital ensures its involvement, accumulation and redistribution in those the production and circulation, where there is a deficiency of capital. Activity PAT "Raiffeisen Bank Aval" as any activity other businesses and provided as standardized the Constitution of Ukraine and laws and regulations. According to Article 42 of the Constitution of Ukraine, everyone is entitled to business activity that is not prohibited by law. The state protects competition and entrepreneurship. Also not allowed abuse of monopoly status in the market, limiting illegal competition and unfair competition. [1] Law of Ukraine "On Banks i banking activity" found that bank - A legal entity which has the exclusive rights under a license National Bank of Ukraine to carry out together the following: bringing in cash deposits of natural and legal persons and allocation of these funds on their behalf, on their own terms and at own risk, opening and maintaining bank accounts of individuals and entities [6].