Instrument number AEB 13/1815 I, MICHAEL JAMES HIGGINS, Manager Continuing Airworthiness Section, Airworthiness and Engineering Standards Branch, Standards Division, a delegate of CASA, make this instrument under paragraph 39.004(3)(a) of the Civil Aviation Safety Regulations 1998. [Signed M. Higgins] Mike Higgins Manager Continuing Airworthiness Section Airworthiness and Engineering Standards Branch Standards Division 29 March 2013 Approval — means of compliance with Airworthiness Directive for Bombardier aircraft 1 Duration This instrument: (a) commences on the day of registration; and (b) ceases to have effect if Canadian Airworthiness Directive CF 2011-03R2 (the AD) is amended or cancelled. 2 Application This instrument applies to any Bombardier Inc. aeroplane registered in Australia and engaged in commercial passenger-carrying operations within Australian territory (the aircraft). 3 Approved means of compliance I approve for the aircraft, as a means of compliance with the AD other than that set out in the AD, the retention of any original chemical oxygen generator installed in any lavatory.