14 Nov 2003 Agency Decision Category Rulemaking activities DownloadsRead More on certification specifications for small rotorcraft (CS-27). Downloads [pdf] CS-27/Initial Issue + Explanatory Note Read More Amended by decisions(s) ED Decision 2008/009/R ED Decision 2012/021/R ED Decision 2007/013/R ED Decision 2016/024/R ED Decision 2020/006/R ED Decision 2021/010/R ED Decision 2021/016/R Related NPA(s) NPA 2016-01 Related Certification Specification(s) CS-27 Initial issue