COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Beagle B206 Series Aeroplanes AD/BEA 206/4 Main and Nose Undercarriage Legs 11/68 Applicability: Model B206 Series 1 and Series 2. Requirement: Action in accordance with Beagle SB No. B206/27. Compliance: Inspect within 25 hours time in service after 13 January 1969. Modify within 200 hours time in service after 13 January 1969.