This article examines the problem of insufficient determination of the requirements for admissions, qualifications of experts and experts in the field of expertise and audit of construction, reconstruction and re-profiling. The place and role of expertise in construction, the prerequisites and the grounds for its conduct are analyzed. The necessity to expand and specify the legislative platform on the basis of which judicial expert and technical activity is conducted has been revealed and substantiated. On the basis of the conducted research using empirical data, a minimal enough link of the executors per unit volume of the examination object is formed.