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EASA Part 21 Design Considerations Related to Proportionality & Level of Involvement – Sofema Aviation Services (SAS) www.sassofia.com considers the steps EASA is taking to make life a little easier for smaller organisations. Let’s First Consider Proportionality Early in 2019, EASA introduced additional Acceptable Means of Compliance (AMCs) for Part 21. (Ref Annex I to…

Introduction to Aircraft Ground Anti Icing / De-Icing Presented by Sofema Aviation Services (SAS) www.sassofia.com Introduction Concerning the Hazards of Ice, Snow, and Frost A small ice secretion of only 0.40 mm caused by ice, snow or frost, is able to disrupt the airflow over the lift and control surfaces of an aircraft. The consequence…

Sofema Aviation Services Considers the functioning relationship between EASA Part 21 J Design Organisations & EASA Part 21 G Production Organisation DOA-POA Relationship. What do the Regulations Require? AMC No 1 to 21.A.133(b) and (c) Eligibility – Link between design and production organisations. Authors Note – Such a Relationship enables the provision of approved data,…

Sofema Aviation Services (SAS) www.sassofia.com considers issues that have been reported by regulatory authorities related to the interface and functioning of an EASA Design Organisation Approval (DOA) and Production Organisation Approval (POA) relationship. Feedback from Competent Authority POA Oversight The following issues have been documented over a period of time to serve as an indicator…