Exams / HS&E PLUM / Gas work and gas safety / Question 2
HS&E PLUM practice question: Gas work and gas safety (2 of 6) E. Specialist: Plumbing (JIB) A free question from our original HS&E PLUM 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
Your firm is taking on a gas engineer as a subcontractor.
How should you check they can do the work?
Choose one answer.
A A. Check the Gas Safe RegisterB B. Look at the logo on their vanC C. Ask for a business cardD D. Take their word for itShow the answer and explanation Answer: A
A. Right: Right. HSE says check the person is registered and qualified, on the Gas Safe Register website or by phone.B. Wrong: Wrong. Anyone can put a logo on a van.C. Wrong: Wrong. A card proves nothing.D. Wrong: Wrong. Check the register.Explanation Check gas engineers on the Gas Safe Register, including what work they are qualified for.
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