Information about About aircraft maintenance engineers The different roles of an aircraft maintenance engineer and what aircraft they can inspect, maintain and repair. Aircraft engineer exams The exams, fees and forms needed for the Part 147 MTO training pathway and Part 66 self-study training pathway. Aircraft engineer licence (Part 66) The licensing system for aircraft engineers including licence types, categories and requirements under Part 66 of CASR. Apply for a Part 66 licence Apply for an initial Part 66 licence or add an aircraft type rating or category to an existing licence. How to become a licensed aircraft engineer Find out how to qualify as a licensed aircraft engineer, including the knowledge and practical experience required. Maintenance of composite structures Learn about the requirements and privileges of a B1 licence holder for composite structure maintenance. Part 66 and working for a Part 145 maintenance organisation Requirements and conditions for Part 66 licence holders to work in approved maintenance organisations. Recognition of prior learning (RPL) assessment - (CASA Basics) Find out how to get credit or partial credit for CASA Basics exams you have successfully completed. Removing exclusions Learn about removing exclusions from licence categories or aircraft type ratings. Show more Show less Also see Forms for aircraft maintenance engineers Search for forms related to aircraft maintenance engineer licences. Maintenance organisations Learn how to become a maintenance organisation. Part 66 of CASR Part 66 sets out requirements for applying and the granting of aircraft engineer licences and ratings. Part 145 of CASR Part 145 sets out the requirements for approved maintenance organisations and maintenance personnel. Part 147 of CASR Part 147 sets out the requirements for providing training or assessment. Show more Show less