The 18th Edition Exam
The 18th Edition Wiring Regulations are the British Standard (BS7671) to which all electrical installation works must comply. British Standard BS 7671 "Requirements for electrical installations" is the national standard in the United Kingdom for low voltage electrical installations
The latest edition of the regulations is the "Requirements for Electrical Installations: BS 7671:2018. The 18th Edition of the IET Wiring Regulations was published on July 2018.
The City &Guilds 2382-18 Exam
The City and Guilds 2382-18 is the qualification which covers the BS 7671 Wiring Regulations.
If you plan to work as an electrician, you must hold the City and Guilds 2383 – 18th Edition of the Wiring Regulations qualification. To get this qualification, you must to pass the exam required - the 18th Edition Exam.
The 18th Edtion Exam is a 2–hour-60–question online exam. To pass you will need to have 80% of questions correctly guessed. This leaves you with 2 minutes for each question which should be just enough to locate the correct answer in the I.E.E. Wiring Regulations book.
This is an open book exam (you can have the BS 7671 book with you all the time) you will still have to know the book inside out in order to find the answer quickly enough. The book is not an easy read - it is a British Standard, so be very familiar with the way it is structured in order to use it fast enough.
You will need the current edition of the I.E.E Wiring Regulations BS 7671, we strongly recommend to get a copy of the The On-Site Guide and you will also need a scientific calculator.