BY ORDER OF THE
SECRETARY OF THE AIR FORCE
AIR FORCE INSTRUCTION 21-103
16 DECEMBER 2016
PACIFIC AIR FORCE
Supplement
18 JUNE 2019
Maintenance
EQUIPMENT INVENTORY, STATUS
AND UTILIZATION REPORTING
COMPLIANCE WITH THIS PUBLICATION IS MANDATORY
ACCESSIBILITY: This instruction is available for downloading from the e-Publishing
website at www.e-publishing.af.mil.
RELEASABILITY: There are no releasability restrictions on this publication.
OPR: AF/A4LM
Supersedes: AFI21-103, 26 January 2012
Certified by: SAF/AQ
(Mr. Mark C. Van Gilst)
Pages: 159
(PACAF)
OPR: PACAF/A4MM
Certified by: PACAF/A4M
(Col Andrew B. Huntoon)
Pages: 13
PUPROSE
This publication implements Air Force Policy Directive (AFPD) 21-1, Maintenance of Military
Materiel; and is consistent with AFPD 13-5, Air Force Nuclear Enterprise. It is the basic Air Force
Instruction (AFI) that establishes inventory, status, and utilization reporting requirements and
provides guidance and direction for managing mission-essential systems and equipment hereafter
referred to collectively as “weapon systems”. This instruction implements the materiel condition
measurement reporting requirements of Department of Defense Instruction (DODI) 3110.05,
Materiel Condition Reporting for Mission - Essential Systems and Equipment. This instruction
also implements the accountability and management of Department of Defense (DOD) equipment
and other property accountability requirements outlined in DODI 5000.64, Accountability and
Management of DOD Equipment and Other Accountable Property. It applies to all Major
Commands (MAJCOMs) including Air Force Reserve Command (AFRC), Field Operating
Agencies (FOA), Direct Reporting Units (DRU), including the Air National Guard (ANG) and all
