Canadian Aviation Regulations

406.41 A flight training unit that operates an aeroplane or a helicopter shall include in its maintenance control system the procedures referred to in the personnel licensing standards for

• (a) recording aircraft defects;

• (b) ensuring that defects are rectified in accordance with the requirements of these Regulations;

• (c) detecting defects that recur and identifying those defects as recurring defects; and

• (d) subject to sections 605.09 and 605.10, scheduling the rectification of defects whose repair has been deferred.