Special Conditions: Airbus A318, A319, A320, and A321 Series Airplanes; Astronautics Electronic Flight Bags With Lithium Battery Installations

These special conditions are issued for the Airbus A318, A319, A320, and A321 series airplanes. These airplanes, as modified by L2 Consulting Services, will have a novel or unusual design feature associated with Astronautics electronic flight bags which use lithium battery technology. 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.