Examination of compliance with operational requirements for the purpose of issue, extension or renewal of Air Operator Certificates (AOCs) for commercial aircraft operators
Supervision of commercial aircraft operators
Checking and monitoring of quality and safety management systems, ground services, training, including emergency training conducted by aircraft operators
Issue of special permits (ETOPS, all-weather flights, MNPS, RVSM, RNAV and other special procedures to be applied to take-off, landing and flight)
Approval of Minimum Equipment Lists (MELs)
Monitoring of flight and duty time limitations and rest period requirements for aircraft crews
Granting of flight simulator user approvals to aircraft operators
Responsible handling of issues and questions in the field of cabin safety
Central filing and processing of occurrence reports (other than accidents and serious incidents) from operators of turbine-powered aircraft and aircraft of more than 5,700 kg take-off mass and collection of accident and serious incident reports concerning non-commercial aircraft
Participation in the elaboration and continued development of operational requirements, including participation in national and international bodies