50A. Conditions necessary for the certificate of airworthiness or special certificate of airworthiness and inspection, overhaul of aircraft- (1) The Director-General may specify conditions and standards in respect of certificate of airworthiness or special certificate of airworthiness of a particular type or class of aircraft to ensure safety of the aircraft and of persons on board the aircraft, having regard to the limitation of the aircraft.

(2) If, at any time, the Director-General considers that any modification, repair, replacement, inspection or overhaul of any aircraft or type of aircraft or of any aircraft component or item of equipment of that aircraft or type of aircraft is necessary in the interest of safety, he may require the modification, repair, replacement, inspection or overhaul to be carried out as a condition of the certificate of airworthiness or special certificate of airworthiness remaining in force.