CS25 Airworthiness Code – Consideration by Sofema Aviation Services (SAS) www.sassofia.com Introduction The European Union (EU) has decided that only legally binding implementing rules (Hard Law) for airworthiness, in compliance with the Basic Regulation, can only be adopted by the European Commission having received an opinion from the EASA for that purpose. Airworthiness codes, i.e….

CS 25 Introduction to Airworthiness – Safety Assessment – Consideration by Sofema Aviation Services (SAS) www.sassofia.com Introduction Related to Failure Condition Classification For large airplanes, the airworthiness standards (CS/FAR-25), require fail-safe structures, except when it is not possible to implement such a design due to geometrical restrictions. An example of such a case is the…

Sofema Aviation Services (SAS) www.sassofia.com considers the elements related to the needed to demonstrate to EASA a compliance plan meeting the intent of Part 26/ CS 26 applicable to Restricted Type Certificate Holders as well as Type Certificate Holders & Applicants. Compliance with point 26.301 of Part-26 is demonstrated when a compliance plan exists that includes…

EASA Part 21 Classification of Changes Considerations – Review by Sofema Aviation Services www.sassofia.com  Introduction Please refer to the following document: EASA CM No.: CM–21.A–CS–001 Issue 02 dated 30 April 2021 concerning regulatory requirement(s): Point 21.A.91 of Annex I to Regulation (EU) No. 748/2012 – Classification of changes to a type-certificate. Concerning Changes Changes (or…