COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Transavia PL 12 Series Aeroplanes AD/PL 12/12 Amdt 3 Cockpit Overturn Structure 2/89 Applicability: PL 12 with S/Nos prior to G466. Requirement: Action in accordance with Transavia SB No. 26. Compliance: Before 1 February 1975.