FM 4-0, Sustainment - GlobalSecurity.org

Command and Control (C2)3-53. Legal support to sustainment activities includes negotiating acquisition and cross-servicingagreements, SOFAs with host nations, combat contingency contracting, fiscal law, processing claims arising inan operational environment, and environmental law.SUMMARY3-54. C2 is the exercise of authority and direction by a properly designated commander over assigned andattached forces. Sustainment commanders and staffs use C2 of sustainment units to provide support tooperations. Sustainment commanders apply the principles of battle command-- understanding, visualizing,describing, directing, and assessing, to lead sustainment forces. They also use the variables of METT-TC toassist in visualizing support. The sustainment staffs of operational HQ conduct vertical and horizontal staffcoordination. Sustainment staffs in Theater Army, corps, and divisions assist the commander in the operationsprocess for providing support. Sustainment staffs at Theater Army are organized under a sustainment HQelement. At corps and division, the G-4 serves the dual role as G-4 and sustainment chief/integrator for thesustainment staff elements. A sustainment staff consists of the G-1, G-4, G-8, and representatives from theSurgeon, and ENCOORD. The chaplain and judge advocate general staff serves as personal staff to thecommander.30 April 2009 FM 4-0 3-11