FAA Military Competency Practice Exam 2026 – Comprehensive Exam Prep

Notification of an aircraft accident to the National Transportation Safety Board (NTSB) is required immediately when there is substantial damage to the aircraft, regardless of whether there are injuries. The term "substantial damage" generally refers to damage that adversely affects the structural integrity, performance, or flight characteristics of the aircraft. This urgent requirement underscores the importance of prompt reporting so that the NTSB can initiate an investigation, which is vital for understanding the circumstances that led to the incident and preventing future occurrences.

In contrast, the other time frames mentioned relate to different circumstances or criteria for reporting, which may involve injuries or less severe damage, highlighting that the obligation to notify the NTSB is immediate for severe incidents regardless of the presence of injuries.