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Initial Verification & Certification of Electrical Installations 2391-50

Learn the specialist skills required to verify new electrical installations with leading electrical training provider, GTEC. 

This 4-day training course is certified by City & Guilds (2391-50) and delivers specialist knowledge and skills, including appropriate legislation, inspection and testing techniques, completing and issuing certificates or reports and understanding of results and measurements. 

This Level 3 course is suitable for operatives who wish to verify new installations and do not require the Periodic Inspection and Testing element.

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At a glance

Cost icon

Course cost

£550.00 exc. VAT

Duration icon

Course duration

4 days


City & Guilds

Course information

This Level 3 Initial Verification & Certification of Electrical Installations (2391-50) course enables operatives to develop the practical skills and knowledge required to design, install, inspect and test electrical installations. It does not cover periodic inspection and testing. 

During the course, you will receive practical training, including work on:

  • Purpose-built electrical rigs; and 
  • Live equipment within a fully functioning plant room.

You will also cover theory relating to health & safety, industry regulations and best-practice.

At the end of day 4, candidates will complete a written multiple-choice assessment and two practical tasks.

On completion of this course, candidates will receive City & Guilds Level 3 Certificate

Depending on individual requirements, we also offer two alternative training routes:


There are no formal pre-requisites, however, you should have suitable knowledge of electrical theory and ideally be working within the electrical industry or a related sector.

If you have any questions or wish to discuss your requirements, give us a quick call on 01969 666111 and speak to our training department. 

You will require the new 18th Edition book, Guidance Note 3 (18th Edition) and the revised 18th Edition On-site Guide. We can provide these books for you at cost - please contact our training department team on 01969 666111 for further details.

Training, assessment and certification and all other course materials are included. 

Prerequisites icon

The course consists of 4 days in-centre training. 

Successful candidates will receive their City & Guilds certificate approximately four to six weeks following completion of the course.

What's included icon

The course is designed help candidates understand the principles, practices and legislation for the initial verification of electrical installations with regulation and requirements.

Skills and essential background knowledge for the inspection, testing, commissioning and certification of electrical installations are covered within the course, including:

  • Safe isolation of electrical circuits and installations
  • Requirements for initial verification of electrical installations
  • Requirements for completing the inspection of electrical installations prior to their being placed into service
  • Requirements for the safe testing and commissioning of electrical installations
  • Requirements for testing before circuits are energised
  • Requirements for testing energised installations
  • Requirements for the completion of electrical installation certificates and associated documentation
  • Safety of systems and equipment prior to completion of inspection, testing and commissioning
  • Inspection of electrical installations prior to them being placed into service
  • Commissioning electro-technical systems and equipment

You will also cover:

  • Procedures
  • Health and Safety requirements
  • Relevant documentation
  • Requirements for the inspection
  • Factors that affect conductor resistance values
  • Common earth fault loop paths
  • Methods for verifying protection
  • Requirements for determining fault currents
  • Procedures for dealing with clients
Course outline icon

An electrical installation certificate is an official document that certifies the safety and compliance of an electrical installation in the UK. This certificate is typically issued after an electrical installation has been inspected, tested and found to meet the relevant electrical regulations and standards. It provides evidence that the installation has been carried out by a competent and qualified electrician or contractor.

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