Money laundering and terrorist financing are criminal activities, a system that is progressing more and more. Important thing to say is that money laundering does not have to be used for funding terrorism, because purposeof money laundering is that the funds derived from illegal activities turn into legal, while financing of terrorism, apart from money laundering funds, can also be funded from legitimate activities, which is additional difficultie in monitoring the financing of terrorism. Regulatory measures are being developed in line with the development of money laundering and terrorist financing, and while the first measures concerned financial economic participants, later on it extended to non-financial economic participants. Also, the original system of prevention referred only to the phenomenon of money laundering, and only later it extended to the fight against the financing of terrorism The function of supervision to prevent money laundering and terrorist financing is the key to solving the problem. The implementation of regulatory measures and the alignment of legislation with international represent the basis of an effective oversight system. The main feature of the overall regulatory system for the prevention of money laundering and terrorist financing is prevention, and all measures taken in this area are based on a prevention system, which is, in itself a purpose of supervision. The impact of regulatory measures leads to the transparency of financial and non-financial economic participants, the more effective fight against money laundering and the financing of terrorism, the prevention of corruption and malversations, which ultimately has a positive impact on the economy as a whole.