MCO 1235.1A governs Marine Corps management and engagement of IRR Marines to maintain their availability for activation.
View MCO 1235.1A on armypubs.army.mil
It establishes policies and procedures for screening IRR Marines, assessing mobilization readiness, and supporting large-scale mobilization. It also covers Reserve Counterpart Training, including eligibility, medical screening, legal holds, and training requirements.
On an enduring basis, the Marine Corps will conduct proactive management and engagement with Marines in the IRR in order to ensure their availability for activation throughout the full range of military operations. (paragraph 3)
Marines in the IRR will be continuously screened via phone contact, electronic contact, inperson musters and/or any other available and appropriate means. (paragraph 4)
SMCR, IMA and members of the Standy Reserve are not eligible for RCT. (paragraph 3)
RCT assignments will normally be two weeks in duration. (paragraph 3)
Prior to acceptance and initiation of RCT orders, Marines must be physically fit for duty. (paragraph 4)