The document discusses inspection requirements for helicopters after various incidents such as hard landings, main and tail rotor strikes, transmission over-torque, and sudden main rotor stoppage. It provides details on specific areas to inspect, such as the landing gear, fuselage, engine, rotor blades, and transmission. Inspections include checking for cracks, distortions, leaks, and security of components. The level of inspection varies depending on the severity of the incident and component damage.