Incident Overview
The Comision de Investigacion de Accidentes e Incidentes de Aviacion Civil (CIAIAC) has notified the National Transportation Safety Board (NTSB) of an incident involving an Airbus A321 and a Boeing 737-400 that took place on April 28, 2015. The NTSB has appointed a U.S. Accredited Representative to assist the CIAIAC in the investigation, in accordance with the provisions of ICAO Annex 13, as the United States is the State of Manufacture and Design for one of the aircraft involved.
Investigation Details
The investigation is being led by the CIAIAC, which will release all relevant investigative information. The NTSB's participation is limited to providing technical assistance as the state of design and manufacture for one of the airplanes. The specific circumstances of the incident have not been disclosed by the investigating authorities at this time.
Aircraft Information
The incident involved two commercial aircraft: an Airbus A321 and a Boeing 737-400. The Airbus A321 is a narrow-body airliner manufactured by Airbus, while the Boeing 737-400 is a variant of the Boeing 737 series. Further details regarding the operators, registration numbers, or flight numbers have not been provided in the initial notification.
Investigative Process
Under ICAO Annex 13, the state of occurrence (in this case, the jurisdiction of the CIAIAC) conducts the investigation, with the state of manufacture and design having the right to appoint an accredited representative. The NTSB's role is to support the CIAIAC's investigation by providing expertise related to the design and manufacturing of the U.S.-manufactured aircraft. The CIAIAC will determine the probable cause and issue a final report upon conclusion of the investigation.