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AFI 51-401 — The Law of War

AFI 51-401 is listed as current Current
in the AF e-Publishing catalog as of our last index refresh (2026-08-23). Status is mirrored from that catalog, re-checked weekly — every change is logged. Note: its publication date is 2018-08-03 — 8.1 years old — so check for newer interim changes before citing it.
BranchU.S. Air Force
SeriesAFI
Publication date2018-08-03 (8.1 years ago)
StatusCurrent
Proponent / OPRAF/JA
Source of recordAF e-Publishing

Download PDF Official document (AF e-Publishing)

What this publication covers

This instruction prescribes law of war compliance requirements, and it establishes training guidance and investigating and reporting procedures for alleged law of war violations. It also prescribes guidance and procedures for the review of Air Force weapons and cyber capabilities prior to acquisition or development to ensure legality under domestic and international law, including the law of war.

If AFI 51-401 changes, who else is affected

Functional communityPublicationsWhich ones
Chaplain2AFI 52-101, DAFI 52-104
Operations2AFI 10-403, AFI 10-405
Acquisition1DAFI 63-101 20-101
Security Forces1DAFI 31-131

6 publications in 4 other communities depend on this one, which Law owns. Each community inspects its own publications; a dependency that crosses communities is owned by nobody, which is why this list normally does not exist anywhere. Built from the publications' own citations, so it reflects what we have read.

Publications that cite AFI 51-401

If AFI 51-401 changes, these are the documents that point at it. Extracted from the publications' own text, so it reflects what we have read, not a complete dependency map. Every publishing office validates its own document; nobody validates the seams between them.

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Get an email if AFI 51-401 is revised, superseded, or rescinded.

Nearby in the AFI series

This is an unofficial index built from the public catalog. The controlling copy is always the one on AF e-Publishing — verify there before citing AFI 51-401 in an official product.