Abstract
The present statistical study contains an analysis of the defects noted by recognized automobile inspection organizations. Due to lack of modern means of dealing with information, the survey had to be limited to data concerning the different types of vehicles and to the construction year. Shown elements are: the influence of the compulsory technical inspections on the state of the cars, the state of second-hand cars, the impact of the work of the garage-people on the state of the second-hand cars.