ACT Fire & Rescue has extinguished a fire in an indoor garbage bin at an office building on National Circuit, Barton.
Approximately 400 people have been evacuated as a precaution.
Crews are now conducting ventilation and atmospheric monitoring operations.
Two fire pumpers on scene with the Hazardous Materials Unit and a Command Vehicle.
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Building has heavy smoke logging.
Crews are continuing with ventilation operations.
ACT Fire & Rescue crews will leave the scene shortly.
Occupants are now permitted to return to the building.
Fire cause determination will be undertaken.