The holder of a certificate of registration shall -
(a) carry such certificate on board of every aircraft registered in the Republic when engaged in international operations;
(b) keep the original certificate of registration in a safe place and produce such certificate to an authorised officer, inspector or authorised person for inspection if so requested by such officer, inspector or person, where the certified copy is carried on board of an aircraft registered in the Republic and engaged in domestic operations, and
(c) continue to meet the requirements of this Part.