Sofema Aviation Services (SAS) considers the key features of ICAO Article 33 of the Chicago Convention. Introduction – Convention on International Civil Aviation, 1944 is the cornerstone of international aviation. It establishes the principle of mutual recognition for certificates and licenses, ensuring that aircraft and pilots do not need to be re-certified by every single…

Sofema Aviation Services Considers Key Expectations Related to Production Approval Production Approval – The standards for production approval ensure that every aircraft, engine, propeller, and associated part (and as of November 2026, remotely piloted aircraft systems) conforms to an approved design and is in a condition for safe operation. Responsibilities of the State of Manufacture The…