Change 2, 06/12/2012
Department of Defense
INSTRUCTION
NUMBER 5100.73
December 1, 2007
Incorporating Change 2, June 12, 2012
DA&M
SUBJECT: Major DoD Headquarters Activities
References: (a) DoD Directive 5100.73, “Major Department of Defense Headquarters
Activities,” May 13, 1999 (hereby canceled)
(b) DoD Instruction 5025.01, “DoD Directives Program,” October 28, 2007
(c) DoD Directive 5105.53, “Director of Administration and Management
(DA&M),” February 26, 2008
(d) Section 130a 901(b) of title 10, United States Code Public Law 110-81,
“National Defense Authorization Act for Fiscal Year 2008,”
January 28, 2008”
(e) Inspector General Act of 1978, as amended
(f) DoD Instruction 8910.01, “Information Collection and Reporting,”
March 6, 2007
1. PURPOSE
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 a system to identify and manage the number and size of Major DoD
Headquarters Activities.
2. APPLICABILITY
This Instruction 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”).
