On March 1, 2010, an incident occurred in Brussels, Belgium, involving a Boeing 737-800 operated by Ryanair. The aircraft, registered as EIDYI, was the subject of an investigation by the Irish Air Accident Investigation Unit (AAIU).
As the State of Manufacture and Design, the United States appointed an Accredited Representative to support the AAIU investigation in accordance with ICAO Annex 13 protocols.