TC 3-11.20 — Chemical, Biological, Radiological, Nuclear, And Explosives Command Chemical, Biological, Radiological, And Nuclear Training Strategies

TC 3-11.20 governs CBRN and CBRNE training, validation, evaluation, and proficiency progression at echelon.

Search TC 3-11.20

  • Publication number: TC 3-11.20
  • Title: CHEMICAL, BIOLOGICAL, RADIOLOGICAL, NUCLEAR, AND EXPLOSIVES COMMAND CHEMICAL, BIOLOGICAL, RADIOLOGICAL, AND NUCLEAR TRAINING STRATEGIES
  • Date: 07/25/2024
  • Proponent: T2COM
  • Status: ACTIVE

View TC 3-11.20 on armypubs.army.mil


TC 3-11.20 covers CVT strategy, training frequency, evaluation guidance, decertification, and individual through company-level tasks. It requires task proficiency to be assessed and uses training events, external evaluations, and task crosswalks to support readiness.

Applies to: TC 3-11.20 applies to the 20th CBRNE Command, U.S. Forces Command (FORSCOM) unless otherwise stated.

Topics covered

  • CBRN validation tables
  • Training frequency
  • Evaluation guidance
  • Decertification criteria
  • Individual CBRN tasks
  • Team collective tasks
  • Platoon collective tasks
  • Company collective tasks

Questions and answers

When are NBCRV crews decertified?

Nuclear, biological, chemical reconnaissance vehicle (NBCRV) crews are decertified 12 months after execution of a gunnery qualification and execution of a platoon MRE/EXEVAL. (paragraph 1-14)

Who can break stabilization for qualified CBRN units?

Only the brigade commander is authorized to break stabilization for qualified CRTs, NBCRV crews, and HRC/HDR platoons. (paragraph 1-16)

How are CBRN company platoons externally evaluated?

All platoons are externally evaluated by a CBRN battalion, or equivalent level, prior to Block IV: Company. (paragraph 2-10)

What tasks do CBRN Soldiers validate in Block I?

All 20th CBRNE Command CBRN Soldiers in CBRN units validate skill level proficiency on CBRN skills and common Soldier tasks, as shown in table 2-1. (paragraph 2-3)

How does Block II team training work?

Block II is designed to combine select common Soldier and team tasks that are conducted in succession to train and ingrain the knowledge into all team members. (paragraph 2-8)

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