COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Cessna 400 Series Aeroplanes AD/CESSNA 400/38 Wing Leading Edge Fuel Lines and Wiring - Inspection and Modification Applicability: All models with S/Nos. as listed in requirement document. Document: Cessna SL ME73-5 - supplement No. 1. Compliance: Within 100 hours time in service after 30 November 1973. 10/73