Sofema Aviation Services (SAS) www.sassofia.com considers the process whereby Certification Specification Maintenance Certifying Staff (CS-MCS) is derived from source data. Introduction Concerning the Obligations for a TCH to provide the OSD-MCS: The introduction of the OSD in the Basic Regulation created the obligation for the Type Certificate Holder to provide the “minimum syllabus” for maintenance certifying staff…

Sofema Aviation Services (SAS) www.sassofia.com considers aspects of Operational Suitability Data (OSD) as related to Certification Specification – SIM Data (CS-SIMD). Introduction EASA published a new certification standard called Certification Specification Simulator Data CS- SIMD providing regulatory guidance for the evaluation of data used for simulator certification. CS-SIMD ensures the provision of data which is used…

Sofema Aviation Services (SAS) www.sassofia.com  considers the role of Operational Suitability Data (OSD) Related to the Master Minimum Equipment List (MMEL). Introduction – Why do we need an MMEL Certification Basis? In fact, before the year 2000, there was no standard requirement. Between 2000 & 2014 the standard was managed in accordance with JAR MMEL. The…

Sofema Aviation Services (SAS) www.sassofia.com considers the historical path to OSD. Introduction A common procedures document for conducting operational evaluation boards was issued on 10 June 2004 with the following guidelines – Composition of FSB/OEB’s: The composition and the qualifications of individual members on an FAA Flight Standardization Board (FSB), a Joint Aviation Authority (JAA) Operational…