The article deals with a comparison in the area of legal regulation of business in V4 countries. In the foregoing sections, the author will mainly focus on comparison regarding the fundamental questions of licensed trading in the Czech Republic, Poland, Slovakia and Hungary taking into account the size and length of this article. Therefore, the article should be considered rather as an introduction into specificities of licensed trading in these countries than a comprehensive overview of the subject. The first part of this article presents the constitutional basis, which is followed by a section on the sources of licensed trading adopted on a legal and sub-legal level. After, the term of trade or similar term used in compared countries will be defined. The last chapter focuses on classification of trade and differences in particular states. This article aims to compare the main institutes and legal regulation of licensed trading in V4 countries.