IRL008 An Bonn Seirbhíse
- Medal instituted on 13 September 1944.
- Medal awarded to officer, a non-commissioned officer or a private of the Defence Forces or to a member of the Army Nursing or Chaplaincy Services who possesses the qualifying service for the award.
- Medal awarded for 20, 15 and 10 years of service. The 10 year service medal has a plain blue ribbon, while the 15 year ribbon has a 5mm gold stripe in the centre. This latter ribbon is also used for officer’s medals. Officers are awarded the service medal after 15 years of service and a bar is awarded after 20 years of service.