a. Authorization. M.C.G.O. No. 33 of 8 May 1919.
b. Marine Corps Expeditionary Medal Eligibility Requirements. Awarded to U.S. Marine Corps
personnel per the requirements listed above for the Navy
Expeditionary Medal. CMC maintains listings of eligible units.
c. Limitations. The Marine Corps Expeditionary Medal (MCEM)
may only be awarded when Navy and Marine Corps units were the
sole participants in the designated operation. In cases where
an operation involved the participation of units from other
branches of the U.S. Armed Forces, the Armed Forces Expeditioanry Medal (AFEM) shall be considered
the more appropriate award. See paragraph 10 below for further
details regarding the Armed Forces Expeditioanry Medal (AFEM).
d. Branch of Service. In cases where Navy personnel are
assigned to units of the Marine Corps operating forces that have
been awarded the Marine Corps Expeditioanry Medal (MCEM), Navy personnel will wear the Navy Expeditionary Medal (NEM) in lieu
of the Marine Corps Expeditionary Medal (MCEM). Conversely, Marines assigned to units of the Navy
operating forces that have been awarded the Navy Expeditionary Medal (NEM) will wear the
Marine Corps Expeditionary Medal (MCEM) in lieu of the Navy Epeditionary Medal (NEM).
Authorized Devices: Bronze Star, Silver Star, Silver W