Subsequent awards of the Air Force Cross are recognised by the addition of a second award bar to the ribbon

later became available to Army and RAF other ranks serving at sea

during the period prior to OP ESSENTIAL HARVEST and between

Ras Mauri (2450N 06635E) Cyprus and adjacent waters

GSM Palastine Awarded for 1 days service between 19th April 1936 and 3rd September 1939

Volunteer Reserve Service Medal with HAC Ribbon Category_United Nations Subsequent awards of the AirInstituted in 1999 to replace the Royal Naval Reserve Decoration, the Royal Naval Reserve Long Service and Good Conduct Medal, the Efficiency Decoration, the Efficiency Medal and the Air Efficiency Award. At the same time the period of service was reduced to 10 years. This is awarded to all ranks of the reserve forces. This is the HAC version of the medal which has its own distinctive ribbon.