In the credit and financial services sector, it is also important to consult the main institutional bodies, supervisory authorities and central banks operating at national and European level. Among these are, for example, Bank of Italy, Organismo Agenti e Mediatori (OAM), Banco de España, Financial Conduct Authority (FCA), Banque de France, Bank of Lithuania, Central Bank of Malta, Central Bank of Ireland, Bulgarian National Bank, National Bank of Belgium, Hungarian National Bank, Deutsche Bundesbank, De Nederlandsche Bank, Oesterreichische Nationalbank and Narodowy Bank Polski, which are useful for learning more about regulation, transparency, registers and the regulatory aspects of the sector.