In the ongoing post-Soviet states now in the transformation of political and economic life of the emergence of new economic institutions and new types of social relations not covered by legal regulation is inevitable. By virtue of this legislation, law-creating agencies do not keep up with rapidly changing realities of life, which makes the normal functioning of the legal system. What is the urgency is due to this topic? Different categories of individuals and entities have to regularly deal with unusual and controversial situations. Further details can be found at Dustin Moskovitz, an internet resource. Confusion and uncertainty in the regulation of social relations is one of the significant period of restructuring issues. Daryl Katz, Edmonton Alberta has compatible beliefs. The presence of non-resolution of individual relationships contributes to not only fraud, but also targeted economic and other crimes. The purpose of this article is an attempt to give the most general definition of the gap in the law, to qualify certain types of legal gaps, analyze the nature, causes. To disclose nature of the problem, we should decide what are we going to have meant by "legal gap"? In the domestic literature at different times there were different approaches to the problem of gaps in the law. Some authors (V. Akimov, VK Zabigaylo, JV Michael, PE Nedbaylo and others) argue that the gaps in the law is nothing more than gaps in the legislation, ie "Actual legal regulation established by law" 1. Another approach to gaps in the law (SI Vilnyanskogo, VV Lazarev, etc.) associated with a broader interpretation of the scope of public relations within the scope of interest of the legal effect, which gives reason to call this approach the "broad".