2 AFI21-101_ACCSUP 23 JUNE 2020
maintenance management guidance. It provides the minimum essential guidance and procedures
to safely and effectively maintain, service, and repair weapon systems and support equipment. This
publication applies to all military and civilian members of the Regular Air Force (RegAF), Air
Force Reserve (AFR) and Air National Guard (ANG) and those with contractual obligation to
comply with Air Force publications. Supplements and addendums are written in accordance with
(IAW) AFI 33-360, Publication and Forms Management. Supplements must identify and
document Major Command (MAJCOM), AFR, and ANG required deviations (applicability,
variance, exception and differences in organizational placement of responsibilities/processes) in
their supplement and addendums with the abbreviation “(DEV)”. Place the “DEV” entry after the
Paragraph number and directly preceding the affected text, such as (AMC) (DEV) Use the... or
(ADDED-AMC) (DEV) Use the...). All supplements and addendums are submitted to the Air
Force Maintenance Division (AF/A4LM) @ usaf.pentagon.af-a4.mbx.a4lm-maintenance-
[email protected] for approval and are published in the e-Publishing website. The authorities to waive wing and unit level requirements in this publication are identified with a Tier (“T-0, T-1, T-
2, T-3”) number following the compliance statement. See AFI 33-360 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 compliance items. For questions on interpreting this instruction, first
contact your MAJCOM maintenance functional activity. Refer recommended changes and
questions about this publication through your MAJCOM, AFR or ANG, to the Office of Primary
Responsibility (OPR) using the Air Force (AF) Form 847, Recommendation for Change of
Publication; route AF Forms 847 from the field through the appropriate functional chain of
command. Ensure all records created as a result of processes prescribed in this publication are
maintained in accordance with Air Force Manual 33-363, Management of Records, and disposed
of in accordance with the Air Force Records Disposition Schedule located in the Air Force Records
Information Management System. The use of the name or mark of any specific manufacturer,
commercial product, commodity, or service in this publication does not imply endorsement by the
AF.
(ACC) AFI 21-101, Aircraft and Equipment Maintenance Management, 16 Jan 2020, is
supplemented as follows: This supplement prescribes policies and procedures governing
aerospace equipment maintenance management for Air Combat Command (ACC) and all
Munitions Support Squadrons (MUNSS) sites. It applies to these organizations and personnel
maintaining aircraft, aircraft systems, equipment, support equipment, and components regardless
of Air Force Specialty Code (AFSC). It provides broad management framework for commanders
to adjust procedures to compensate for mission, facility, and geographic differences. This
supplement does not apply to the United States Space Force, Air National Guard (ANG), or Air
Force Reserve Command (AFRC); however, ANG/AFRC personnel assigned to Classic Associate
Units supporting ACC units will comply with the guidance provided within this supplement. The
reporting requirements in this publication (unless otherwise specified) are exempt from licensing
In Accordance With (IAW) Air Force Instruction (AFI) 33-324, The Air Force Information
Collections and Reports Management Program. The authorities to waive wing/unit level
requirements in this publication are identified with a Tier (“T-0, T-1, T-2, and T-3”) number
following the compliance statement. Compliance with Attachments 1, 3, 6, 8, 9, 10, 11, and 12
in this publication is mandatory. See Department of the Air Force Instruction (DAFI) 33-360,
Publication and Forms Management, for a description of the authorities associated with the tier