The Conspicuous Service Medal (CSM) is a military decoration awarded to personnel of the Australian Defence Force, and officers and instructors of the Australian Defence Force Cadets. It is awarded for meritorious achievement or dedication to duty in non-war like situations. The CSM was introduced in 1989 and is a distinct Australian military award. It is the second level award of the Conspicuous Service Decorations in the Australian Honours System. Recipients of the Conspicuous Service Medal are entitled to use the post-nominal letters "CSM". Since its inception 1,021 had been awarded, plus a single Bar. All ranks are eligible for the award.