23 Jan 2013 Agency Decision Category Rulemaking activities DownloadsRead More on certification specifications providing for acceptable means of compliance for aircraft engine emissions and fuel venting (CS-34) Downloads [pdf] ED Decision 2013/002/R [pdf] CS-34/Amendment 1 - Explanatory Note [pdf] CS-34/Amendment 1 [pdf] CS-34/Amendment 1 - Change information Read More Amending decision(s) ED Decision 2003/003/RM Related Certification Specification(s) CS-34 Amendment 1