Sofema Aviation Services (SAS) www.sassofia.com reviews the guidance material – Ref GM 21.A.91 EASA Classification of changes to a type-certificate (TC) (ED Decision 2019/018/R). Introduction – Complementary guidance for classification of changes. A change to the TC is judged to have an ‘appreciable effect on the mass, balance, structural strength, reliability, operational characteristics, noise, fuel…

Sofema Aviation Services (SAS) www.sassofia.com considers the Operational Suitability Data (OSD) changes which will be introduced following the issue of Certification Specifications for Maintenance Certifying Staff Data ‘CS-MCSD — Issue 1 Introduction The objective of Decision 2020/019/R is to improve the level of safety by requiring the applicant for a type certificate (TC) or a restricted…

EASA Airworthiness Directives (AD’s) Considerations Presented by Sofema Aviation Services (SAS) www.sassofia.com Introduction Airworthiness Directives are issued by EASA, acting in accordance with the Basic Regulation on behalf of the European Community, its Member States, and of the European third countries that participate in the activities of EASA under Article 66 of that Regulation. In…

FAA & EASA Part 21 Aircraft Repair Considerations – Review by Sofema Aviation Services (SAS) www.sassofia.com Introduction Damage to aircraft structure typically creates operational interruptions which may have significant and costly implications. The restoration to an airworthy condition takes on an important and of course needs to be certified before the next revenue flight. Please…