Department of Defense
DIRECTIVE
NUMBER 3000.06
June 27, 2013
Incorporating Change 1, Effective July 8, 2016
DA&M DCMO
SUBJECT: Combat Support Agencies (CSAs)
References: See Enclosure 1
1. PURPOSE. This directive:
a. Reissues DoD Directive (DoDD) 3000.06 (Reference (a)) to establish policy and assign
responsibilities for CSAs, pursuant to the authority vested in the Secretary of Defense by Title
10, United States Code (Reference (b)). This directive is to be interpreted consistent with the
law, DoD issuances, and policy, including those pertaining to the Director of National
Intelligence.
b. Incorporates and cancels Deputy Secretary of Defense Memorandum (Reference (c)).
2. APPLICABILITY. This directive applies to OSD, the Military Departments, the Office of
the Chairman of the Joint Chiefs of Staff (CJCS) and the Joint Staff, the Combatant Commands
(CCMDs), 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 DoD (referred
to collectively in this directive as the “DoD Components”).
3. POLICY. It is DoD policy that:
a. CSAs designated pursuant to section 193 of Reference (b) fulfill combat support functions
for joint operating forces across the range of military operations, and in support of Combatant
Commanders (CCDRs) executing military operations. CSAs perform support functions or
provide supporting operational capabilities, consistent with their establishing directives and
pertinent DoD planning guidance.
b. The combat support mission of a CSA is that portion of its mission involving support for
operating forces engaged in planning for, or conducting, military operations, including support
during conflict or in the conduct of other military activities related to countering threats to U.S.
