Civil Aviation Authority (pl. Urząd Lotnictwa Cywilnego)
European Union Aviation Safety Agency
European Network of Civil Aviation Safety Investigation Authorities
International Civil Aviation Organization (pl. Organizacja Międzynarodowego Lotnictwa Cywilnego)
Database collecting legal acts of the European Union
Aircraft Owners and Pilots (pl. Stowarzyszenie Właścicieli i Pilotów Samolotów)
European Co-ordination Center for Accident and Incident Reporting Systems
European Central Repository Of Safety Recommendations
Military Aviation Authority that secures operation of Commision on State Aircraft Accidents Investigation.
