As of 2026, the catalogue has transitioned into a new edition:
When a Joint Terminal Attack Controller (JTAC) calls for an airstrike, the map overlay on their tablet uses APP-11 symbols for the target, friendly position, and restricted areas. The PDF serves as the courtroom standard for after-action reviews. nato app-11 pdf
NATO APP-11 defines the rules, formats, and vocabulary for structured text messages used across allied military forces. It is managed by the NATO Standardization Office (NSO) under a Standardization Agreement (STANAG), specifically . As of 2026, the catalogue has transitioned into
: Reducing bandwidth usage on constrained tactical networks by eliminating unnecessary words. How APP-11 Message Text Formatting Works As of 2026