BY ORDER OF THE
SECRETARY OF THE AIR FORCE
AIR FORCE INSTRUCTION 63-138
30 SEPTEMBER 2019
ACQUISITION
ACQUISITION OF SERVICES
COMPLIANCE WITH THIS PUBLICATION IS MANDATORY
ACCESSIBILITY: Publications and forms are available on the e-Publishing website at
www.e-Publishing.af.mil for downloading or ordering.
RELEASABILITY: There are no releasability restrictions on this publication.
OPR: AFPEO/CM
Supersedes: AFI 63-138, 11 May 2017
Certified by: AFPEO/CM
(Ms. Nancy K. Andrews)
Pages: 30
This instruction implements Air Force (AF) Policy Directive 63-1/20-1, Integrated Life Cycle
Management, for the acquisition and management of contracted services within the United States
AF. This publication implements the requirements and processes of the Federal Acquisition
Regulation (FAR), Defense FAR Supplement (DFARS), AF FAR Supplement (AFFARS) and
Department of Defense Instruction (DoDI) 5000.74, Defense Acquisition of Services. This AF
Instruction (AFI) applies to Headquarters AF (HAF), Weapon Systems (WS) Program Executive
Officers (PEOs), all Major Commands (MAJCOMs), AF Field Operating Agencies (FOAs), and
Direct Reporting Units (DRUs). This instruction applies to the United States AF Reserve. It applies
to the United States Air National Guard (ANG) when acquiring services through an AF
Contracting Office. Applicability and exceptions to this AFI are detailed in section 1.2. It applies
to all activities, including Unified and Combatant Commands who acquire services through an AF
Contracting Office (see DoD Directive 5100.03, Support of the Headquarters of Combatant and
Subordinate Unified Commands) or utilize funding appropriated to the AF. This AFI may be
supplemented at the HAF, MAJCOM, WS PEO, FOA and DRU levels but will not be
supplemented in a manner that would restrict the acquisition flexibilities contained within.
Route supplements to this AFI through the Senior Services Manager (SSM) for coordination. Refer
recommended changes and conflicts between this and other publications to the Senior Services
Manager, 112 Luke Avenue, Building 5683 Suite 330, Joint Base Anacostia-Bolling, Washington
DC 20302, on AF Form 847, Recommendation for Change of Publication. Ensure all records
created as a result of processes prescribed in this publication are maintained in accordance with
(IAW) Air Force Manual 33-363, Management of Records, and disposed of IAW the Air Force
