Selected aspects of legal regulation of ultimate beneficial owners registration This thesis analyses the legal framework of the ultimate beneficial owners registration. The aim of this thesis is to provide an overal evaluation of the main objectives of the regulation and whether it is equipped with appropriate instruments to fulfil these purposes. The core analysis further discusses possible implications of the use of the regulation in related legal areas. The introductory part of the thesis provides a brief excursion into the historical development of the regulation and available law at the international, EU and domestic level in order to identify the goals and motives for the adoption of the regulation. Given how extremely recent the topic is, the first key part of the work involves a deeper analysis of the new regulation, with focus on the definition of the ultimate beneficial owner, their identification and registration. Discussion is led not only in light of the general objectives of the regulation, but also with regard to the specific aspirations set out by the legislators during the adoption of the thereof. The second part of the thesis focuses on the analysis of the position of the regulation within the constitutional order and of its potential conflicts with fundamental rights and freedoms...