Certification Specifications (CSs) / Detailed Specifications (DSs)

Latest amendments/consolidated CSs
Publication date Title Certification Specifications / Detailed Specifications group Regulation group
31/05/2021 CS-MMEL Issue 3
Certification Specification (CS)
CS-MMEL Master Minimum Equipment List view
28/05/2021
Instructions for continued airworthiness (ICAs); installation of parts without an EASA Form 1; Ageing aircraft structures
AMC-20 Amendment 22
Certification Specification (CS)
AMC-20 General Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances Initial Airworthiness and Environmental Protection view
23/04/2021 AMC-20 Amendment 21
Certification Specification (CS)
AMC-20 General Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances Initial Airworthiness and Environmental Protection view

The file was replaced on 12/05/2021. The corrections are highlighted in yellow

04/03/2021
Aerodrome Design | Runway safety
CS-ADR-DSN Issue 5
Certification Specification (CS)
CS-ADR-DSN Aerodromes Design Aerodromes (ADR) view

 The file was replaced on 16/06/2025. The corrections (page 313) are highlighted in yellow.

22/12/2020
Installation and maintenance of recorders — cert aspects; Tyre pressure monitoring; Regular update of CS-25
CS-25 Amendment 26
Certification Specification (CS)
CS-25 Large Aeroplanes Initial Airworthiness and Environmental Protection view
17/12/2020
Ageing aircraft structures; Reduction of runway excursions; Conversion of class D compartments
AMC-20 Amendment 20
Certification Specification (CS)
AMC-20 General Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances Initial Airworthiness and Environmental Protection view
17/12/2020
Ageing aircraft structures; Reduction of runway excursions; Conversion of class D compartments
CS-26 Issue 3
Certification Specification (CS)
CS-26 Additional airworthiness specifications for operations Additional Airworthiness Specifications view
24/11/2020
Certification Specifications for Maintenance Certifying Staff Data
CS-MCSD Issue 1
Certification Specification (CS)
CS-MCSD Certification Specifications for Maintenance Certifying Staff Data Initial Airworthiness and Environmental Protection view
09/10/2020 CS-CCD Issue 2
Certification Specification (CS)
CS-CCD Cabin Crew Data Initial Airworthiness and Environmental Protection view

The file was replaced on 10/12/2020. The corrections are highlighted in yellow

17/08/2020 CS-GEN-MMEL Issue 2
Certification Specification (CS)
CS-GEN-MMEL Generic Master Minimum Equipment List Initial Airworthiness and Environmental Protection view
17/08/2020
Regular update of CS-MMEL and CS-GEN-MMEL
CS-MMEL Issue 2
Certification Specification (CS)
CS-MMEL Master Minimum Equipment List Initial Airworthiness and Environmental Protection view
24/07/2020 CS-ETSO Amendment 16
Certification Specification (CS)
CS-ETSO European Technical Standard Orders Initial Airworthiness and Environmental Protection view

The file was replaced on 30/06/2022. The corrections are highlighted in yellow.

23/07/2020 AMC-20 Amendment 19
Certification Specification (CS)
AMC-20 General Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances Initial Airworthiness and Environmental Protection view

File replaced on 29/07/2020. In AMC 20-8A, in Section 4(a), ‘[…] such a list is provided in Section 8.’ is corrected to read ‘[…] such a list is provided in Section 9.’

01/07/2020 AMC-20 Amendment 18
Certification Specification (CS)
AMC-20 General Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances Initial Airworthiness and Environmental Protection view
01/07/2020
Aircraft cybersecurity
CS-23 Amendment 5 and AMC & GM to CS-23 Issue 3
Certification Specification (CS)
CS-23 Normal, Utility, Aerobatic and Commuter Aeroplanes Initial Airworthiness and Environmental Protection view
01/07/2020
Aircraft cybersecurity
CS-25 Amendment 25
Certification Specification (CS)
CS-25 Large Aeroplanes Initial Airworthiness and Environmental Protection view
01/07/2020
Aircraft cybersecurity
CS-27 Amendment 7
Certification Specification (CS)
CS-27 Small Rotorcraft Initial Airworthiness and Environmental Protection view
01/07/2020
Aircraft cybersecurity
CS-29 Amendment 8
Certification Specification (CS)
CS-29 Large Rotorcraft Initial Airworthiness and Environmental Protection view

The file was replaced on 21/08/2020. The correction is highlighted with yellow.

01/07/2020 CS-APU Amendment 1
Certification Specification (CS)
CS-APU Auxiliary Power Units Initial Airworthiness and Environmental Protection view
01/07/2020
Aircraft cybersecurity
CS-E Amendment 6
Certification Specification (CS)
CS-E Engines Initial Airworthiness and Environmental Protection view

The file was replaced on 2/10/2020. The corrections are highlighted with yellow.