The purpose of this book was to verify the need for a revision of the Hazard Report Program and the applicability of Safety Management System concepts in this review. The Hazard Reports have not been significantly changed since its creation, but the rise of Safety Management System has introduced several new concepts to aviation, resulting in important improvements to safety. The overall acceptance of these concepts indicated their usefulness to improve reporting systems and the aviation safety.The analysis should be especially useful to flight safety managers, or other professional using volunteer reporting systems. The book is focused in the Hazard Report System of the Brazilian Air Force. A quantitative-descriptive research was proposed, and a survey instrument was designed to assess the perceptions of the Brazilian Air Force safety specialists. The results determined the applicability of Safety Management System concepts to revise the Hazard Report Program.