Sofema Aviation Services (SAS) www.sassofia.com considers the treatment of Articles created through the Technical Standard Order (TSO) process as well as the treatment of PMA articles. Introduction to FAA TSO A TSO is a minimum performance standard for specified materials, parts, and appliances used on civil aircraft. When authorized to manufacture a material, part, or appliances to a TSO standard, this is referred to as TSO authorization. Receiving a TSO authorization is both design and…

Sofema Aviation Services (SAS) www.sassofia.com considers North American & European Standards related to Aeronautical Products. Introduction – Radio Technical Commission for Aeronautics (RTCA) RTCA is a US non-profit organisation: Founded in 1935 20 active committees with multiple working groups Develops industry standards Co-operates with aviation regulators (FAA / EASA etc) Standards are developed and drafted…