What are EICR codes and why they matter?
An Electrical Installation Condition Report (EICR) is designed to assess the safety and condition of electrical installations in residential and commercial properties. The inspection results are recorded using EICR codes that communicate the severity of any observed issues. These codes help landlords, homeowners, and property managers understand what needs attention and how urgently. For many UK property owners, an EICR is also a key part of meeting legal duties under Electrical Safety standards and protecting tenants and staff.
When you receive an EICR, it can be confusing at first because the report uses formal terminology and standard codes. The good news is that these codes are consistent, making it easier to compare findings across properties. Your next step depends on the code category—some issues require immediate action, while others may be scheduled. If you’re unsure about what the codes mean for your property, PropCert can review the report and guide you on compliance priorities.
How EICR coding works (UK meanings in plain English)
EICR codes are categorised to reflect the urgency and potential risk of the item inspected. Inspectors use them to highlight observed defects, deterioration, or non-compliance with the required electrical safety standards. In practice, the codes generally fall into three broad groups: issues that are urgent, issues that need improvement, and items that may require further investigation or are not urgent. Because the wording in the report matters, the best interpretation comes from a qualified person reviewing the full context—not just the headline code.
- Code C1 (Danger present): An immediate risk is identified. This typically means the situation could result in electric shock or fire if not addressed. Where C1 is present, the installation is often considered unsafe until remedied. For landlords, swift action is essential to protect tenants and meet compliance expectations.
- Code C2 (Potentially dangerous): A potentially hazardous defect is identified. It may not be an immediate danger in the same way as C1, but it still requires remediation within a defined timescale. C2 items are usually treated as “urgent to resolve soon” rather than “monitor only.”
- Code C3 (Improvement recommended): This category typically refers to improvements that aren’t dangerous right now but could be non-compliant or not to current best practice. It doesn’t always require immediate replacement, but it should be considered during ongoing maintenance. C3 can also indicate “wiring or equipment at end of life” type recommendations.
- Code FI / Further Investigation: Sometimes an item cannot be fully assessed and needs additional testing or investigation. This may be due to access limitations, incomplete observations, or readings requiring confirmation. FI codes don’t necessarily mean the installation is unsafe, but they do indicate you need further work to confirm the condition.
- No code / Satisfactory items (depending on report format): Some circuits, accessories, or observations may be recorded as satisfactory. These findings still form part of the overall assessment, but they generally don’t require immediate action.
It’s important to note that the exact structure and labels can vary slightly depending on the report version used by the inspecting engineer, so always rely on the report’s wording and the inspector’s notes. If you want help interpreting what a code means for compliance, PropCert can support you with practical next steps—especially if multiple codes appear across consumer units, circuits, earthing, or bonding.
Common EICR code causes (and what they usually look like)
Many EICR findings relate to aging components, installation methods, or missing safety measures. While every property is different, landlords frequently see codes linked to consumer unit condition, earthing and bonding, and the overall protection of circuits. In commercial properties, faults can also be influenced by frequent changes to lighting, sockets, and equipment. Understanding typical causes can help you prepare for inspections and plan budgets for remediation.
- Consumer unit (fuse board) deterioration: Wear, damage, incorrect types, or poor arrangements can trigger C2 or C3 findings, and in some cases C1.
- Earthing and bonding issues: Poor earthing can increase the risk of electric shock. Bonding problems may lead to higher risk, especially where metal services are involved.
- RCD / protection gaps: Missing or inadequate RCD protection is a frequent concern, particularly where modern safety expectations aren’t met.
- Inadequate cable protection or circuit labelling: Damaged cables, unprotected wiring, or unclear identification can lead to safety concerns and recommendations.
- Ventilation, moisture, or environmental impacts: Areas exposed to damp or condensation may lead to deterioration and potential hazards over time.
Even when an EICR code appears “minor,” the inspector’s notes can reveal a wider safety picture. For example, repeated C3 items across multiple circuits may signal systemic issues rather than isolated wear. That’s why a thorough review matters—especially if you’re managing multiple properties and need consistent compliance standards.
What to do after you receive EICR codes (next steps for landlords and owners)
Once you’ve received your EICR, the key question is what action is required and by when. Most owners start with identifying any C1 or C2 items because these represent the greatest safety risks. Repairs may involve replacement of accessories, upgrades to the consumer unit, improvements to earthing/bonding, or modifications to protection devices. After remediation, the property should be retested to confirm the installation is safe and compliant.
For landlords and commercial property managers, planning is just as important as the repairs themselves. A clear schedule helps you coordinate electricians, arrange access, and manage tenant or business continuity. It also supports record-keeping for audits and compliance evidence. If you’re looking to streamline the process—moving from inspection to remedial action—PropCert can help you manage electrical compliance with clear reporting and next-step guidance.
- Prioritise C1 items immediately: Treat these as urgent safety risks requiring prompt remediation.
- Schedule C2 works promptly: Resolve potentially dangerous defects within the advised timeframe.
- Review C3 and FI findings for impact: Plan improvements and further checks during suitable maintenance windows.
- Book a follow-up EICR if needed: Retesting can confirm issues are fully resolved and document compliance.
To stay compliant across the UK, many landlords schedule inspections well ahead of expiry dates and address remediation early. This reduces disruption and helps avoid last-minute compliance issues. If you’d like support understanding EICR codes or arranging the next steps, contact PropCert today. We provide EICRs and can also help with broader property compliance, including gas safety (CP12), PAT testing, fire risk assessments, asbestos surveys, and energy performance certifications.