Publication index
FM 3-11
Chemical, Biological, Radiological, and Nuclear Operations
FM 3-11 is the Army's overarching CBRN manual. It covers how units assess, protect against, and mitigate CBRN threats and hazards, and how CBRN capabilities support countering weapons of mass destruction. The April 2025 edition supersedes the May 2019 version.
Open the official record- Type
- FM
- Edition verified
- April 2025
- Used in
- Training
What to take from it
- Covers the full range of CBRN threats and hazards, including toxic industrial material.
- Frames CBRN work as assess, protect, and mitigate rather than decontamination alone.
- Links CBRN operations to countering weapons of mass destruction activities.
- Parent publication for the 3-11 series of CBRN techniques publications.
These points are our summary, written for recall. They are not a substitute for the publication and they will not cover everything a board can ask. Read the source.