Official Publication: Certification Specifications (CSs) / Detailed Specifications (DSs)

Initial Airworthiness and Environmental Protection
CS-CO2(repealed) Certification Specifications, Acceptable Means of Compliance and Guidance Material for Aeroplane CO2 Emissions (CS-CO2)
Publication date Title
27/05/2025
CS-CO2
Repeal of CS-34, CS-36 and CS-CO2
Certification Specification (CS)
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14/07/2021
Implementation of the latest CAEP amendments to ICAO Annex 16 Volumes I, II, and III — CAEP/11
CS-CO2 Issue 2
Certification Specification (CS)
Repealed
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01/08/2019 CS-CO2 Issue 1
Certification Specification (CS)
Repealed
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CS-Definitions on Definitions and Abbreviations
Publication date Title
16/12/2010 CS-Definitions Amendment 2
Certification Specification (CS)
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07/12/2007 CS-Definitions Amendment 1
Certification Specification (CS)
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05/11/2003 CS-Definitions Initial issue
Certification Specification (CS)
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CS-E Engines
Publication date Title
09/04/2025
Turbine-engine endurance and initial maintenance programme testing | Substantiation of piston-engine time between overhauls or replacements
CS-E Amendment 8
Certification Specification (CS)
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The file was replaced on 09/01/2026. The correction (page 121) is highlighted with yellow.

18/12/2023
Regular update of CS-E
CS-E Amendment 7
Certification Specification (CS)
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The file was replaced on 09/01/2026. The corrections (page 104 + 119) are highlighted with yellow.

01/07/2020
Aircraft cybersecurity
CS-E Amendment 6
Certification Specification (CS)
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The file was replaced on 2/10/2020. The corrections are highlighted with yellow.

14/12/2018 CS-E Amendment 5
Certification Specification (CS)
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12/03/2015 CS-E Amendment 4
Certification Specification (CS)
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The file was replaced on 26/11/2020. The corrections are highlighted with yellow

16/12/2010 CS-E Amendment 3
Certification Specification (CS)
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The file was replaced on 26/11/2020. The corrections are highlighted with yellow

11/12/2009 CS-E Amendment 2
Certification Specification (CS)
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The file was replaced on 26/11/2020. The corrections are highlighted with yellow

03/12/2007 CS-E Amendment 1
Certification Specification (CS)
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24/10/2003 CS-E Initial issue
Certification Specification (CS)
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CS-ETSO European Technical Standard Orders
Publication date Title
15/09/2025
Regular update of CS-ETSO
CS-ETSO Amendment 18
Certification Specification (CS)
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31/08/2022 CS-ETSO Amendment 17
Certification Specification (CS)
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24/07/2020 CS-ETSO Amendment 16
Certification Specification (CS)
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The file was replaced on 30/06/2022. The corrections are highlighted in yellow.

01/07/2020 CS-ETSO Amendment 15
Certification Specification (CS)
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The file was replaced on 27/01/2022 The correction is highlighted in yellow.

27/08/2018 CS-ETSO Amendment 14
Certification Specification (CS)
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19/02/2018 CS-ETSO Amendment 13
Certification Specification (CS)
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 Replaced on 20/02/2018 without change to its content.

16/12/2016 CS-ETSO Amendment 12
Certification Specification (CS)
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Replaced on 19/12/2016 without change to its content

01/08/2016 CS-ETSO Amendment 11
Certification Specification (CS)
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Replaced on 8/9/2016 without change to its content. 

25/04/2016 CS-ETSO Amendment 10
Certification Specification (CS)
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26/02/2014 CS-ETSO Amendment 9
Certification Specification (CS)
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16/07/2013 CS-ETSO Amendment 8
Certification Specification (CS)
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28/06/2012 CS-ETSO Amendment 7
Certification Specification (CS)
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14/12/2010 CS-ETSO Amendment 6
Certification Specification (CS)
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01/12/2009 CS-ETSO Amendment 5
Certification Specification (CS)
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14/10/2009 CS-ETSO Amendment 4
Certification Specification (CS)
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20/11/2008 CS-ETSO Amendment 3
Certification Specification (CS)
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18/12/2007 CS-ETSO Amendment 2
Certification Specification (CS)
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11/07/2006 CS-ETSO Amendment 1
Certification Specification (CS)
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24/10/2003 CS-ETSO Initial issue
Certification Specification (CS)
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CS-FCD Flight Crew Data
Publication date Title
16/09/2021 CS-FCD Issue 2
Certification Specification (CS)
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The file was replaced on 3/11/2023. The corrections are shown in the document ‘CS-FCD Issue 2 – For information’.

31/01/2014 CS-FCD Initial issue
Certification Specification (CS)
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Replaced on 19/02/2018 without change to its content.

CS-GEN-MMEL Generic Master Minimum Equipment List
Publication date Title
17/12/2025
Regular update of CS-MMEL
CS-GEN-MMEL issue 3
Certification Specification (CS)
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17/08/2020 CS-GEN-MMEL Issue 2
Certification Specification (CS)
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31/01/2014 CS-GEN-MMEL Initial issue
Certification Specification (CS)
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CS-LSA Light Sport Aeroplanes
Publication date Title
30/07/2013 CS-LSA Amendment 1
Certification Specification (CS)
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27/06/2011 CS-LSA Initial issue
Certification Specification (CS)
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CS-MCSD Certification Specifications for Maintenance Certifying Staff Data
Publication date Title
03/02/2026
Continuing airworthiness rules for electric- and hybrid-propulsion aircraft and other non-conventional aircraft
CS-MCSD Issue 2
Certification Specification (CS)
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24/11/2020
Certification Specifications for Maintenance Certifying Staff Data
CS-MCSD Issue 1
Certification Specification (CS)
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CS-MMEL Master Minimum Equipment List
Publication date Title
16/12/2025
Regular update of CS-MMEL
CS-MMEL Issue 4
Certification Specification (CS)
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31/05/2021 CS-MMEL Issue 3
Certification Specification (CS)
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17/08/2020
Regular update of CS-MMEL and CS-GEN-MMEL
CS-MMEL Issue 2
Certification Specification (CS)
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31/01/2014 CS-MMEL Initial issue
Certification Specification (CS)
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CS-P Propellers
Publication date Title
01/07/2020 CS-P Amendment 2
Certification Specification (CS)
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16/11/2006 CS-P Amendment 1
Certification Specification (CS)
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24/10/2003 CS-P Initial issue
Certification Specification (CS)
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