The question of regulation and supervision of all parts of financial system is of major importance for any country. In order to protect the interest of the society and to accelerate the economic development, it is necessary to provide adequate legal framework as well as independent supervision institutions. The regulations refer mostly to maintenance of financial stability and consumer protection. The article points out that the structure of the financial sector in the Republic of Croatia is underdeveloped and characterized by domination of the banking sector. Therefore, bank supervision is one of the main tasks of Croatian national bank and all other financial institutions (except banks) are regulated by other regulatory institutions. The...