On September 21, 2016, an incident occurred in Chiclayo, Peru, involving an Airbus A319-132, registration CC-COU.
Under the provisions of ICAO Annex 13, the NTSB appointed a U.S. Accredited Representative to assist the Comisión de investigación de accidentes de aviación (CIAA) of Peru, which is the investigating authority. The NTSB's involvement is based on its role as the State of design and manufacture for the aircraft's powerplants.