Department of Defense Instruction 1235.11: Management of Individual Mobilization Augmentees (IMAs) [open pdf - 139KB]
"This Instruction: 1.1. Reissues Reference (a) as a DoD Instruction in accordance with the guidance in Reference (b) and the authority in Reference (c). 1.2. Establishes policy, assigns responsibilities, and prescribes procedures that pertain to the management of the IMA program, and to provide flexibility in authorizing IMA positions. This Instruction applies to the Office of the Secretary of Defense (OSD), the Military Departments (including the Coast Guard when it is not operating as a Service in the Navy, under agreement with the Department of Homeland Security), the Office of the Chairman of the Joint Chiefs of Staff, the Combatant Commands, the Office of the Inspector General of the Department of Defense, the Defense Agencies, the DoD Field Agencies, and all other organizational entities within the Department of Defense (hereafter referred to collectively as the 'DoD Components')."
DoD Instruction 1235.11; DoDI 1235.11