Department of Defense
DIRECTIVE
NUMBER 5100.03 NUMBER 5100.03
February 9, 2011 February 9, 2011
DA&M DA&M
SUBJECT: Support of the Headquarters of Combatant and Subordinate Unified Commands SUBJECT: Support of the Headquarters of Combatant and Subordinate Unified Commands
References: See Enclosure 1 References: See Enclosure 1
1. PURPOSE1. PURPOSE
. This Directive:
a. Reissues DoD Directive (DoDD) 5100.3 (Reference (a)).
b. Pursuant to section 165 of title 10, United States Code (Reference (b)), establishes policy
and assigns responsibilities for the administrative and logistical support of Combatant Command
headquarters and subordinate unified command headquarters.
c. Provides a DoD-wide definition of Combatant Command Support Agent (CCSA).
2. APPLICABILITY. This Directive:
a. Applies to OSD, the Military Departments, the Office of the Chairman of the Joint Chiefs
of Staff and the Joint Staff, the Combatant Commands, the Office of the Inspector General of the
Department of Defense, the Defense Agencies, the DoD Field Activities, and all other
organizational entities within the Department of Defense (hereafter referred to collectively as the
“DoD Components”).
b. Includes the U.S. Element of the North American Aerospace Defense Command
(USELEMNORAD), although not a Combatant Command, for headquarters administrative and
logistical support purposes only and in accordance with the “Agreement between the
Government of the United States of America and the Government of Canada on the North
American Aerospace Defense Command” (Reference (c)).
c. Includes the theater special operations commands (TSOCs) listed in Enclosure 3 as
subordinate unified commands.
3. DEFINITIONS. See Glossary.
