Proposed rule · 2025-02214

Special Conditions: Gulfstream Aerospace Corporation, Model GVII-G400 Airplane; Automatic Speed Protection for Design Dive Speed (Dive Speed Definition)

This action proposes special conditions for the Gulfstream Aerospace Corporation (Gulfstream) Model GVII-G400 airplane. This airplane will have a novel or unusual design feature when compared to the state of technology envisioned in the airworthiness standards for transport-category airplanes. This design feature is a high-speed protection system. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.