Commonwealth Consolidated Regulations Commonwealth Consolidated RegulationsThe following are the requirements for the approval of a variation of a proposed maintenance program for an aircraft by the continuing airworthiness management organisation for the aircraft:
(a) the program, as varied by the proposed variation, would comply with the requirements in the instructions for continuing airworthiness for the aircraft, and for aeronautical products fitted to the aircraft, that relate to maintenance that is required by the instructions to be carried out on a regular basis;
(b) the approved maintenance program for the aircraft, as varied by the proposed variation, would comply with the requirements specified in the Part 42 Manual of Standards.