17 Oct 2003 Agency Decision Category Rulemaking activities DownloadsRead More on certification specifications, including airworthiness codes and acceptable means of compliance, for auxiliary powe r units (CS-APU). Downloads [pdf] CS-APU/Initial Issue [pdf] CS-APU/Initial Issue - Explanatory Note Read More Amended by decisions(s) ED Decision 2020/006/R Related Certification Specification(s) CS-APU / Initial issue
