Service: All Services (by Secretary of Defense)
Instituted: 3 November 1977
Criteria: Noncombat meritorious achievement or service while assigned to a Joint Activity
Devices: Bronze & Silver Oak Leaf Cluster
Authorized on November 3, 1977. The Defense Meritorious Service Medal is awarded to any active member of the U.S. Armed Forces who distinguishes him/herself by noncombat meritorious achievement or service while serving in a Joint Activity after November 3, 1977.