The Arriel-powered version, the AS350B, intended for sale throughout the world except for North America, was certified in France on 27 October 1977, while the Lycoming powered AS350C (or AStar) was certified by the US Federal Aviation Administration on 21 December 1977.
A versión co motor Arriel, o AS350B, destinado a venderse en todo o mundo agás en Norteamérica, foi certificada en Francia o 27 de outubro de 1977, mentres que a do Lycoming, AS350C (ou AStar), foi certificada pola Administración Federal de Aviación estadounidense o 21 de decembro dese ano.