BY ORDER OF THE
SECRETARY OF THE AIR FORCE
DEPARTMENT OF THE AIR FORCE
MANUAL 91-223
20 SEPTEMBER 2022
Safety
AVIATION SAFETY INVESTIGATIONS
AND REPORTS
COMPLIANCE WITH THIS PUBLICATION IS MANDATORY
ACCESSIBILITY: Publications and forms are available for downloading or ordering on the e-
Publishing website at www.e-publishing.af.mil.
RELEASABILITY: There are no releasability restrictions on this publication.
OPR: AFSEC/SEF Certified by: AF/SEI
(Col Lawrence A. Nixon)
Supersedes: AFMAN 91-223, 14 September 2018 Pages: 48
This Department of the Air Force Manual (DAFMAN) provides aviation-unique guidance to
support DAF Instruction (DAFI) 91-204, Safety Investigations and Reports. It applies to all
Regular Air Force, United States Space Force (USSF), Air Force Reserve (AFR), and Air National
Guard (ANG) military and civilian personnel. This DAFMAN applies to commanders, managers,
supervisors, and safety staffs at all levels, all persons who investigate and report DAF aviation
safety events, and those persons who handle such reports. Ensure all records generated as a result
of processes prescribed in this publication adhere to AFI 33-322, Records Management and
Information Governance Program, and are disposed of in accordance with the AF Records
Disposition Schedule located in the AF Records Information Management System. Refer
recommended changes and questions about this publication to the office of primary responsibility
(OPR) using the DAF Form 847, Recommendation for Change of Publication; route DAF Forms
847 from the field through the appropriate functional chain of command. This DAFMAN may be
supplemented at any level, but all supplements must be routed to the AF Safety Center (AFSEC)
Flight Safety Division (AFSEC/SEF) for coordination prior to certification and approval. All
previous supplements are cancelled/obsolete. The authorities to waive wing, unit, delta, or garrison
level requirements in this publication are identified with a Tier (“T-0, T-1, T-2, T-3”) number
following the compliance statement. See DAFMAN 90-161, Publishing Processes and
Procedures, 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 authority, or alternately,
to the publication OPR for non-tiered compliance items. The use of the name or mark of any
specific manufacturer, commercial product, commodity, or service in this publication does not
