18th Edition Exam

Sample questions

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These sample questions are practice material and have not yet been reviewed by a qualified electrician. They are for revision only — working to BS 7671 on site is never decided by a quiz.

1. Q1.Which reference document may you consult during the C&G 2382-26 exam?

   • A commercial revision guide
   • A copy of BS 7671
   • Your own handwritten notes
   • None — it is closed book

2. Q2.Roughly how much time do you have per question in the 18th Edition exam?

   • 30 seconds
   • 1 minute
   • 2 minutes
   • 5 minutes

3. Q3.Which part of BS 7671 collects the definitions used throughout the regulations?

   • Part 1
   • Part 2
   • Part 4
   • Appendix 4

4. Q4.Amendment 4:2026 brought updated requirements for which technology?

   • Gas boiler interlocks
   • Battery and energy-storage systems
   • Overhead line construction
   • Passenger lift machinery

5. Q5.In an open-book exam, the fastest reliable way to find a regulation on a special location is usually to…

   • Read Part 7 from the beginning
   • Use the contents and index to jump to the section
   • Recall the regulation number from memory alone
   • Check Appendix 1 first