This section describes and illustrates the various national insignia used by the Irish Air Force since its formation:

Main MarkingFin Flash

1945-present
The main marking is displayed on the fuselage sides of the helicopters, and in the standard six positions on aircraft. The national flag is carried as a fin flash. Most of the larger aircraft carry the title IRISH AIR CORPS - AER CHÓR na h-ÉIREANN on the fuselage side.