The subject of this thesis is regulation of lobbying in the countries of the Visegrad Group (V4) -- specifically statutory regulation of lobbying. The work gives a comprehensive overview of the development of regulation of lobbying in V4 member states from the very beginning until now. Main aim is to answer questions related to lobbying such as: "is there a lobbying regulation in V4 members", "what is the quality of that regulation" and "is there any common signs shared across the national regulation of lobbying". To achieve the desired objective thesis uses descriptive, comparative and analytical methods. Thesis consists of two main logical units, which are divided into five chapters, an introduction and a conclusion. The first unit contains three introductory chapters. This section is devoted to the history of lobbying, the definition of lobbying and theoretical concepts of regulation of lobbying. The second unit is completely dedicated to the legal regulation of lobbying in the V4 countries. Part of this unit is also the final comparison and analysis of the legal regulation of lobbying in these countries and answers to questions mentioned in the introduction