23 Mar 2011 Official Publication Amendment 8 Certification Specifications group AMC-20 General Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances Read MoreRelated Content Read More CS file [pdf] AMC-20 / Amendment 8 Related ED Decision ED Decision 2011/001/R Explanatory Note [pdf] AMC-20/Explanatory Note - Amendment 8 Related Content [pdf] Easy Access Rules for Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances (AMC-20) (Amendment 8)