Directive-type Memorandum (DTM) 12-006: Fourth Estate Manpower Tracking System (FMTS), November 15, 2012 [Incorporating Change 6, June 2, 2017] [open pdf - 92KB]
"Purpose. This DTM [Directive-type Memorandum]: In accordance with the authority in the OSD Manpower Initiative Executive Council Charter (Reference (a)) and DoD Directive (DoDD) 5124.02 (Reference (b)), establishes FMTS [Fourth Estate Manpower Tracking System] as the single authoritative manpower system for OSD [Office of the Secretary of Defense], Office of the Inspector General of the Department of Defense (OIG), non-intelligence Defense Agencies and DoD Field Activities, Joint Staff, Combatant Commands, Chairman of the Joint Chiefs of Staff (CJCS) controlled activities, and other organizations of the Department of Defense not part of a Military Department (referred to in this DTM as 'the Components concerned').  Establishes policy and assigns responsibilities for transfer of OSD force structure and position data to FMTS.  Is effective November 15, 2012; it shall be converted to a new DoD Instruction. This DTM shall expire effective November 15, 2017."
DTM 12-006; Directive-type Memorandum 12-006
Defense Technical Information Center: http://www.dtic.mil/