EASA parts and title

Part-21

Certification of Aircraft and Related Products, Parts and Appliances

Part-66

Certifying Staff (Aircraft Maintenance Licence)

Part-145

Approved Maintenance Organisations

Part-147

Maintenance Training Organisations

Part-M

Continuing Airworthiness

Part-ML

Light Aircraft Maintenance Requirements

Part-CAMO

Continuing Airworthiness Management Organisation

Part-CAO

Combined Airworthiness Organisation

Part-FCL

Flight Crew Licensing

Part-MED

Medical Requirements

Part-ARA

Authority Requirements for Aircrew

Part-ORA

Organisation Requirements for Aircrew

Part-OPS

General Air Operations Rules

Part-CAT

Commercial Air Transport Operations

Part-SPA

Specific Approvals (e.g., RVSM, ETOPS, LVO)

Part-NCC

Non-Commercial Operations with Complex Motor-Powered Aircraft

Part-NCO

Non-Commercial Operations with Other-than-Complex Aircraft

Part-SPO

Specialised Operations (Aerial Work, Survey, etc.)

Part-ORO

Organisation Requirements for Air Operations

Part-ARO

Authority Requirements for Air Operations

Part-TCO

Third Country Operators

Part-UAS

Unmanned Aircraft Systems

Part-ATM/ANS

Air Traffic Management / Air Navigation Services

Part-ATS

Air Traffic Services

Part-MET

Meteorological Services

Part-AIS

Aeronautical Information Services

Part-CNS

Communication, Navigation, Surveillance

Part-SFCL

Sailplane Flight Crew Licensing

Part-SAO

Sailplane Air Operations

Part-IS

Information Security