Non-conformance report
A non-conformance report (NCR sometimes referred to as a non-conformity report) is a formal document used to identify, record, and address instances where work, materials, or processes do not meet the specified requirements or standards. It serves as a crucial tool for maintaining quality control and ensuring that construction projects comply with contractual, regulatory, and industry standards.
The primary purpose of an NCR is to document any deviation from the agreed standards, specifications, or contractual requirements. It ensures that non-conforming work is identified, assessed, and corrected to prevent recurrence and to maintain the overall quality of the project.
For example, NCRs might be required:
- When materials delivered to the site do not meet the required specifications or are damaged.
- If the work carried out does not meet the quality standards set out in the project specifications.
- If there are deviations from approved construction methods or procedures.
- Breaches of health and safety regulations or practices.
An NCR might include:
- A detailed explanation of the issue, including what was found to be non-compliant.
- The standards, specifications, or drawings that the work should have conformed to.
- Information about where and when the non-conformance was identified.
- The party responsible for the non-conformance.
- Suggested actions to correct the non-conformance.
- Review and approval by relevant parties, such as the project manager, quality control officer, or site engineer.
The NCR is reviewed by the appropriate authority to determine the severity and impact, and actions are proposed and implemented to rectify the non-conformance. The corrective actions are then reviewed to ensure they have been effective in resolving the issue, and the NCR is then formally closed.
NCRs are vital for maintaining high standards of quality on construction projects. They help to manage and mitigate risks associated with non-compliance and provide a record of issues that can be analysed to improve processes and prevent future non-conformances. They ensure that there is a clear record of issues and corrective actions, promoting accountability within the project team and, helping ensure the successful and compliant delivery of construction projects.
[edit] Related articles on Designing Buildings
- Backlog.
- Burn down chart.
- Commissioning.
- De minimis.
- Defects.
- Defects liability period.
- Defects list.
- Defective Premises - Liability and Measure of Damages.
- Defective Premises Act.
- Final certificate.
- Practical completion.
- Punch list.
- Schedule of defects.
- Site inspection.
- Snagging.
- Work-to-complete list.
Featured articles and news
Ebenezer Howard: inventor of the garden city. Book review.
The Grenfell Tower fire, eight years on
A time to pause and reflect as Dubai tower block fire reported just before anniversary.
Airtightness Topic Guide BSRIA TG 27/2025
Explaining the basics of airtightness, what it is, why it's important, when it's required and how it's carried out.
Construction contract awards hit lowest point of 2025
Plummeting for second consecutive month, intensifying concerns for housing and infrastructure goals.
Understanding Mental Health in the Built Environment 2025
Examining the state of mental health in construction, shedding light on levels of stress, anxiety and depression.
The benefits of engaging with insulation manufacturers
When considering ground floor constructions.
Lighting Industry endorses Blueprint for Electrification
The Lighting Industry Association fully supports the ECA Blueprint as a timely, urgent call to action.
BSRIA Sentinel Clerk of Works Training Case Study
Strengthening expertise to enhance service delivery with integrated cutting-edge industry knowledge.
Impact report from the Supply Chain Sustainability School
Free sustainability skills, training and support delivered to thousands of UK companies to help cut carbon.
The Building Safety Forum at the Installershow 2025
With speakers confirmed for 24 June as part of Building Safety Week.
The UK’s largest air pollution campaign.
Future Homes Standard, now includes solar, but what else?
Will the new standard, due to in the Autumn, go far enough in terms of performance ?
BSRIA Briefing: Cleaner Air, Better tomorrow
A look back at issues relating to inside and outside air quality, discussed during the BSRIA briefing in 2023.
Restoring Abbotsford's hothouse
Bringing the writer Walter Scott's garden to life.
Reflections on the spending review with CIAT.
Retired firefighter cycles world to raise Grenfell funds
Leaving on 14 June 2025 Stephen will raise money for youth and schools through the Grenfell Foundation.
Key points for construction at a glance with industry reactions.