Electrical fault-finding: what happens next?

Investigation comes before choosing a repair

A tripping fuse box, failed socket or flickering light does not identify a single cause. The attending electrician considers the information you provide, assesses the affected equipment and decides what inspection and testing are appropriate. The purpose is to understand the problem before recommending work, rather than assuming that a new socket or consumer unit will resolve it.

What to expect during the visit

Agree the investigation scope and how charges are calculated before work starts. Ask whether the electrician expects to interrupt the supply and tell them about equipment you rely on, restricted access or business operations. If more time, parts or a separate visit are needed, the next step and any additional work should be explained before you authorise it.

Intermittent faults: the problem may not happen on arrival

A useful description includes when the problem happened, what was in use and what stopped working. Share observations you already have; do not deliberately reproduce a fault. Ask the electrician what has been established, what remains uncertain and what follow-up is recommended if the symptoms do not occur during the visit.

Fault-finding and an EICR have different purposes

An Electrical Installation Condition Report records the findings of a periodic inspection and test of an installation within its agreed extent and limitations. A callout to investigate one fault is not automatically a full condition report for the property. If you need an EICR as well as a fault investigated, explain both requirements so the appropriate work can be agreed. Repairing one defect does not establish the condition of the rest of the installation.

Discuss a landlord or business property enquiry

Making safe and completing a repair

An urgent visit may involve addressing a dangerous condition before a permanent repair can be completed. Do not assume that every circuit or appliance can then be used. Ask the electrician to identify anything that must remain out of use and explain any follow-up work. Attendance, specialist equipment and replacement parts depend on the job and the available partner.

Keep a clear record of the outcome

Ask for the attending business’s details, a description of the findings and the documentation relevant to the work completed. For rented or managed properties, agree who receives those details and who can authorise follow-up. The customer pays the independent electrician directly for the electrical work.

Read how our callout arrangements work

What to tell us when you call

• Which equipment or areas are affected, and when you first noticed the problem.
• Any timing or pattern you have already observed, without recreating the fault.
• Recent work, water damage or earlier visits you know about.
• Any existing report or job reference, plus the access and authorisation contact.