The Agency's Certification work also includes all post-certification activities, such as the approval of changes to, and repairs of, aeronautical products and their components, as well as the issuing of airworthiness directives to correct any potentially unsafe situation. All type-certificates are therefore now issued by the European Aviation Safety Agency and are valid throughout the European Union.
To execute its tasks within the present period of building up its resources, the Agency relies on National Aviation Authorities who have historically filled this role and concludes contractual arrangements to this effect.
Dr. Norbert Lohl, Certification Director

The Certification Directorate concentrates all certification tasks, consisting of:
The Agency's Certification activities are dictated by procedures agreed by the Management Board at its meetings.