01 Jul 2020 Official Publication Certification Specifications group CS-E Engines Regulation group Initial Airworthiness Read More Read More CS file [pdf] CS-E Amendment 6 The file was replaced on 2/10/2020. The corrections are highlighted with yellow. Related ED Decision ED Decision 2020/006/R Explanatory Note [pdf] Explanatory Note to Decision 2020/006/R Change Information [pdf] Change Information — CS-E Amendment 6