Regulations > Civil Aviation Regulations, 2011 > Part 121 : Air Transport Operations - Carriage on Aeroplanes of more than 19 Passengers or Cargo > Subpart 9 : Maintenance

Civil Aviation Act, 2009 (Act No. 13 of 2009)

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(1)	All modifications and repairs shall comply with airworthiness requirements acceptable to the Director.

(2)	Procedures shall be established to ensure that the substantiating data supporting compliance with the airworthiness requirements are retained.