27 May 2025 Certification Specification (CS) Official Publication Certification Specifications group CS-CO2(repealed) Certification Specifications, Acceptable Means of Compliance and Guidance Material for Aeroplane CO2 Emissions (CS-CO2) Read More Read More Related ED Decision ED Decision 2025/005/R Explanatory Note [pdf] Explanatory Note to ED Decision 2025/005/R
