To be able to apply for an EASA Part-66 (Aircraft Maintenance Licence) Category B2 rating, the following knowledge modules must be succesfully passed. The B2L licence is a new licence Category and applicable for the non-group 1 aircraft (smaller, non-complex aircraft). For the B2L Category different system ratings are applicable and per system rating sub-modules from M13 are applicable.
Within AMC66 we split Module 13 in 2 Examinations, from which the first examination covers all the applicable sub-modules which are applicable to the B2L Category.
In total 13 Multiple Choice Examinations and 4 Essay Questions are applicable to the B2 Category. The number of Essay questions will be reduced to 2 after the implementation of the new regulation EU 2023/989.
| B2 | B2L | ||
| MODULE 1 | MATHEMATICS | X | X |
| MODULE 2 | PHYSICS | X | X |
| MODULE 3 | ELECTRICAL FUNDAMENTALS | X | X |
| MODULE 4 | ELECTRONIC FUNDAMENTALS | X | X |
| MODULE 5 | DIGITAL TECHNIQUES / ELECTRONIC INSTRUMENT SYSTEMS | X | X |
| MODULE 6 | MATERIALS AND HARDWARE | X | X |
| MODULE 7 | MAINTENANCE PRACTICES | X | X |
| MODULE 8 | BASIC AERODYNAMICS | X | X |
| MODULE 9 | HUMAN FACTORS | X | X |
| MODULE 10 | AVIATION LEGISLATION | X | X |
| MODULE 11 | TURBINE AEROPLANE AERODYNAMICS, STRUCTURES AND SYSTEMS | ||
| MODULE 12 | HELICOPTER AERODYNAMICS, STRUCTURES AND SYSTEMS | ||
| MODULE 13 | AIRCRAFT AERODYNAMICS, STRUCTURES AND SYSTEMS (Split in 2 examinations) | X | Various |
| MODULE 14 | PROPULSION | X | (X) |
| MODULE 15 | GAS TURBINE ENGINES | ||
| MODULE 16 | PISTON ENGINES | ||
| MODULE 17 | PROPELLER |
As regulations can change, please always consult the EASA regulations page. The above table was published in 2018 (after the introduction of the new B2L licence and the L Licences).
With the introduction of the B2L licence also "System Ratings" were introduced. A person holding a Cat B2L rating must have at least 1 system rating. The following system ratings are applicable:
- Communication / Navigation
- Instruments
- Autoflight
- Surveillance
- Airframe Systems
Module 14 is applicable to the B2L system ratings: Instruments and Airframe Systems.
