The article proposes to consider the issue of the formulation of expert conclusions in case of revealing signs of forgery of different types of documents. For this purpose, the article gives the general information about Article of The Criminal Code of Ukraine that provides criminal liability for fake documents and a comment what, in terms of the CC, is interpreted as forgery.
Based on the analysis of expert practice, the author analyzed several types of forgery as well as technological features of making documents on a polymer basis. There is also a delineated notion of document and document form.
According to the author, in the presence of appropriate grounds (attributes), it is necessary to conclude that the form or document submitted for research is forged. The author also believes that the international practice of conducting a technical examination of documents should be more actively studied and adapted.