Exams / HS&E SUP / Permits and safe systems of work / Question 5

HS&E SUP practice question: Permits and safe systems of work (5 of 5)

E. Specialist: Supervisory A free question from our original HS&E SUP practice exam. Try it, then open the answer to see why each option is right or wrong.

Last verified October 2026 against HSE guidance and the law ·How we write our questions

Work under a permit has finished on a piece of plant.

What should the permit system include?

Choose one answer.

A. A process for handing the plant back
B. Nothing, the plant can be restarted straight away
C. Throwing the permit away
D. Leaving the isolation in place forever

Show the answer and explanation

Answer: A

A. Right: Right. HSE says the permit system should have a process for hand-over of plant on completion of work.
B. Wrong: Wrong. A proper hand-back makes sure it is safe to restart.
C. Wrong: Wrong. The permit should be closed out properly.
D. Wrong: Wrong. Isolation is removed through a controlled hand-back.

Explanation

Permits must be closed out, with a controlled hand-back before plant is put back into use.

Study

HSE: Why are permit-to-work systems important?

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