Purpose, criteria, categories and format of Certification Memoranda


This Work Instruction provides a standardised format and instructions for drafting of Certification Memoranda (CMs). 
The process for public consultation of Certification Memoranda is described in WI.CERT.00057 — Publication an 
Consultation of Certification Memoranda, Special Conditions, Equivalent Safety Findings, Deviations.

This Work Instruction describes:

  • the purpose of CMs;
  • EASA Certification Memoranda criteria;
  • the CM categories; and
  • the CM format.

This Work Instruction affects anyone who prepares, reviews, validates and approves draft CMs intended to be released 
for public consultation.