Certification Memoranda

EASA Certification Memoranda (CM) clarify the Agency’s general course of action on specific certification items. They are intended to provide guidance on a particular subject and, as non-binding material, may provide complementary information and guidance for compliance demonstration with current standards. Certification Memoranda are provided for information purposes only and must not be misconstrued as formally adopted Acceptable Means of Compliance (AMC) or Guidance Material (GM). Certification Memoranda are not intended to introduce new certification requirements or to modify existing certification requirements and do not constitute any legal obligation.


The hereby presented Certification Memoranda have been accepted by the Agency following a public consultation.


CM Subject Issue Revision Date Supporting docs
EASA CM-S-001 Compliance with CS-25 Bird Strike Requirements 01 00 11/04/2012 EASA Proposed CM-S-001
CRD EASA Proposed CM-S-001
EASA CM-PIFS-002 Approval of Engine Use with a Thrust Reverser 01 00 08/03/2012 EASA Proposed CM-PIFS-002
CRD EASA Proposed CM-PIFS-002
EASA CM-PIFS-001 Large transport aircraft: Fire withstanding capabilities of composite wing containing fuel tank 01 00 19/12/2011 EASA Proposed CM-PIFS-001
CRD EASA Proposed CM-PIFS-001
EASA CM-CS-001 Use of Aircraft Materials Fire Test Handbook  # DOT/FAA/AR-00/12 01 00 07/09/2011 EASA Proposed CM-CS-001
CRD EASA Proposed CM-CS-001
EASA CM-CS-002 Access to and Opening of Type III and IV Exits on Aeroplanes with Passenger Seating Capacities of 19 or Fewer 01 00 19/09/2011 EASA Proposed CM-CS-002
CRD EASA Proposed CM-CS-002
EASA CM-HS-001 Respecting Brake Energy Qualification Limits 01 00 24/08/2010 EASA proposed CM-HS-001
CRD EASA Proposed CM-HS-001
EASA CM-SWCEH-002 Software Aspects of Certification 01 01 09/03/2012

Editorial corrections only.

Note: The Agency is currently drafting a second issue of this Certification Memorandum that will apply to projects conducted in accordance with ED-12C / DO-178C. EASA will conduct a full public consultation on the proposed changes prior to the publication of Issue 2 of this Certification Memorandum on Software Aspects of Certification.
EASA CM-SWCEH-002 Software Aspects of Certification 01 00 11/08/2011 EASA Proposed CM-SWCEH-002
CRD EASA Proposed CM-SWCEH-002
EASA CM-SWCEH-001 Development Assurance of Airborne Electronic Hardware 01 01 09/03/2012

Editorial corrections only.

Note: This Certification Memorandum may later be re-issued to address additional topics, in which case a full public consultation will be held regarding the changes prior to publication.
EASA CM-SWCEH-001 Development Assurance of Airborne Electronic Hardware 01 00 11/08/2011 EASA Proposed CM-SWCEH-001
CRD EASA Proposed CM-SWCEH-001