Special Conditions: Mitsubishi Aircraft Corporation Model MRJ-200 Airplane; Passenger Seats With Non-Traditional, Large, Non-Metallic Panels

These special conditions are issued for the Mitsubishi Aircraft Corporation Model MRJ-200 airplane. This airplane will have novel or unusual design features when compared to the state of technology envisioned in the airworthiness standards for transport category airplanes. These design features include passenger seats that incorporate non-traditional, large, non-metallic panels in lieu of the traditional metal frame covered by fabric. 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.