MCO 1001.52K governs management of Active Reserve support to the United States Marine Corps Reserve.
View MCO 1001.52K on armypubs.army.mil
It covers Active Reserve accessions, qualifications, applications, assignments, promotions, retention, separation, retirement, and service limits. It requires policies for mobilization, training, recruiting, personnel administration, and Total Force integration.
Applies to: This Order is applicable to the Marine Corps Total Force.
The purpose of the AR program is to facilitate the integration of the USMCR within the Total Force. (paragraph 6)
Per reference (n), the AR program will not be used as a substitute for manning AC shortfalls or to replace AC InspectorInstructors (I-I) assigned to Selected Marine Corps Reserve (SMCR) units. (paragraph 6)
AR Marines will not be approved for service beyond 30 years of total federal service unless authorized by DC M&RA. (paragraph 7)
AR Staff Sergeants through Master Sergeants will attend the Enlisted Total Force Integration Staff Training (ETFIST) at the first available opportunity. (paragraph 1-3)