Annotation: The article examines the legislation of the Russian Federation and regulatory legal acts of the Eurasian Economic Commission in the purview of maintenance of vehicles manufactured for 30 years ago at least; analyzes the foreign experience in the authenticity of vehicles. The authors reveals the shortcomings of the existing system of legal regulation in this purview and of foreign approaches to the classification and evaluation of retro cars. The article presents the author’s system for classifying and identifying the original level of vehicles.