When must an employer train workers on the hazardous chemicals in their work area?

At their first assignment and whenever a new chemical hazard arrives.

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  1. At initial assignment and when a new hazard arrives ✔
  2. Only once every five years
  3. Only after an accident

Why: HazCom training happens when you start the job and again whenever a new chemical hazard you have not been trained on comes into your work area.

Huh, didn't know that: Training must cover how to spot a chemical release, such as by odor, appearance or monitors.

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References

Answer: At initial assignment and when a new hazard arrives. HazCom training happens when you start the job and again whenever a new chemical hazard you have not been trained on comes into your work area.

  1. 29 CFR 1910.1200 Hazard Communication (eCFR) www.ecfr.gov/current/title-29/section-1910.1200
    at the time of their initial assignment, and whenever a new chemical hazard the employees have not previously been trained about is introduced
    Checked 2026-10-10.

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