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 licence (Part 66) The licensing system for aircraft engineers including licence types, categories and requirements under Part 66 of CASR. How to become a licensed aircraft engineer Find out how to qualify as a licensed aircraft engineer, including the knowledge and practical experience required. Aircraft engineer exams The exams, fees and forms needed for the Part 147 MTO training pathway and Part 66 self-study training pathway. 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. Apply for a Part 66 licence How to apply for an initial Part 66 licence. Also add an aircraft type rating, category or subcategory to an existing licence. Part 66 and working for a Part 145 maintenance organisation The requirements, privileges and conditions a Part 66 licence holder needs to work in an approved maintenance organisation (AMO). Removing exclusions How to remove an exclusion from a licence category or aircraft type rating after meeting the theoretical and competency requirements. Also see Part 66 of CASR Part 66 sets out requirements for the application for, the granting of, and the appropriate use of aircraft engineer licences and ratings. Part 145 of CASR Part 145 sets out the requirements for approved maintenance organisations and maintenance personnel. Also the issue of certificates of release. Part 147 of CASR Part 147 sets out the requirements for maintenance training organisations and individuals providing training or assessment. Maintenance organisations Learn how to become a maintenance organisation. Forms for aircraft maintenance engineers Search for forms related to aircraft maintenance engineer licences.