COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES AMD Falcon 10 Series Aeroplanes AD/AMD 10/14 Pilot and Co-Pilot Seats - Modification 3/80 Applicability: All model 10 with S/Nos. 1 to 133 except 103, 124, 129 to 132. Document: AMD SB BA F10-0193 R1. (F10-25-010). Compliance: As per requirement document. Background: Repeated stresses in the pilots' seats can result in failures in the seat backrest housings.