CERTIFICATE GUIDE

EICR Common Mistakes

The mistakes that make an Electrical Installation Condition Report look weak, how to avoid them, and how to hand over a cleaner report on site.

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9 min readUpdated 2026-06-10Andrew Moore, Founder of Elec-Mate

Written and reviewed by Andrew Moore, founder of Elec-Mate, against BS 7671:2018+A4:2026, IET Guidance Note 3 and the IET On-Site Guide.

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Key Takeaways

  • 1Weak circuit descriptions, vague observations, and missing limitations are some of the fastest ways to undermine an EICR.
  • 2Observation codes need to match the actual risk, not the mood of the day.
  • 3The schedule of inspections and test results need to support each other, not tell different stories.
  • 4Clients lose confidence quickly when the report is unclear, rushed, or obviously copied forward.
  • 5A digital workflow reduces missing fields, mismatched data, and last-minute PDF clean-up.
01 · Certificate Guide

Weak descriptions and copied-forward data

One of the most common EICR problems is lazy circuit identification. If several circuits are just labelled "sockets" or "lights", the report becomes harder to trust and harder to use later when remedials are quoted.

The same applies to copied-forward readings. If the circuit details, observations, and measured values look like they came from an old report rather than today’s installation, the whole document loses weight quickly.

02 · Certificate Guide

Poor observation coding

Observation codes need to reflect the actual risk and the actual limitation of the report. Over-coding weak defects and under-coding genuinely dangerous defects are both problems. The client needs a report they can act on, not one that feels theatrical or vague.

If coding is still a grey area on your reports, use the current EICR limitations guide and your scheme guidance so the wording and the code still make sense together.

03 · Certificate Guide

Missing limitations and missing context

  • No clear note where parts of the installation were inaccessible.
  • Blank sections instead of an honest limitation statement.
  • Observations raised without enough context for the client to understand the consequence.
  • No clean separation between items that are dangerous now and items that are improvement recommendations.

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04 · Certificate Guide

The report should be usable the moment it lands

A good EICR is not just technically sound. It is readable, traceable, and ready for client handover. The person reading it should understand what was inspected, what was found, what needs fixing first, and what the next step is.

That is why the schedule of test results, the observations, and the handover wording all need to agree with each other.

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