BY ORDER OF THE DoDI5000.80_DAFI63-146
SECRETARY OF THE AIR FORCE
7 MAY 2021
Acquisition / Logistics
OPERATION OF THE MIDDLE TIER OF ACQUISITION (MTA)
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: SAF/AQXS Certified by: SAF/AQX (Mr. William Bailey)
Pages: 24
This supplement implements Department of Defense (DoD) Instruction (DoDI) 5000.80,
Operation of the Middle Tier of Acquisition (MTA), and provides Air Force guidance for
middle tier acquisition. The DoDI is printed word-for-word in regular font without editorial
review. Air Force supplementary material is printed in bold font and indicated by
“(Added)(DAF).” This publication applies to all civilian employees and uniformed members
of the Regular Air Force, Air Force Reserve, Air National Guard, United States Space Force
(USSF), and those who are contractually obligated to comply with Department of the Air
Force (DAF) publications. This publication may be supplemented at any level, but all
supplements must be routed to the Office of Primary Responsibility (OPR) listed above for
coordination prior to certification and approval. Refer recommended changes and questions
about this publication to the OPR listed above using the AF Form 847, Recommendation for
Change of Publication; route AF Forms 847 from the field through the appropriate chain of
command. The authorities to waive wing or unit level requirements that are outside of the
acquisition execution chain in this publication are identified with a Tier (“T 0, T-1, T-2, T-
3”) number following the compliance statement. See DAFI 33-360, Publications and Forms
Management, for a description of the authorities associated with the Tier numbers. Submit
requests for waivers through the chain of command to the appropriate Tier waiver approval
authority, or alternately, to the requestor’s commander for non-tiered, non-acquisition
execution compliance items. Mandates to the acquisition execution chain as described in AFI
63-101/20-101, Integrated Life Cycle Management, are not elevated through the
organizational chain of authority; therefore, tiering in accordance with DAFI 33-360 is not
