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What to do if a developer refuses to fix snags?

Discover the practical steps to take when a new build developer ignores your snagging list, from escalating complaints through formal channels to using warranty providers and ombudsman schemes.

6 mins read

04-08-2026

Key takeaways

  • Always follow the developer's formal complaints procedure as the first official step.
  • Collect robust evidence including photos, dates, and professional snagging reports.
  • Use the NHBC resolution service or equivalent warranty provider if the builder fails to act.
  • Escalating to the new homes ombudsman can provide an independent, free resolution.
  • Legal action is a final resort and requires specialist advice from a property solicitor.

Moving into a new home should be a celebration, but discovering defects can quickly turn excitement into frustration. While most developers aim to provide a high standard of finish, the pressure of completion targets sometimes leads to overlooked issues. When a developer refuses to acknowledge these problems or simply stops responding, you need a clear strategy to protect your investment and your peace of mind.


What if the developer ignores your snagging report?

If a developer ignores your report, you should follow their formal complaints procedure immediately. Document every interaction and provide a clear deadline for a response before escalating the issue to a warranty provider or an independent ombudsman service.

Silence from a builder is often a tactic to wait out the initial two-year warranty period. To counter this, you must ensure your communication is formal and recorded. Avoid relying on verbal promises made by site managers. Instead, send a consolidated list of defects via email or recorded delivery.

A professional snagging survey is your strongest tool in this scenario. Unlike a standard home survey, a snagging survey focuses specifically on the quality of finish and compliance with building regulations in new builds. Having an independent expert from the Royal Institution of Chartered Surveyors (RICS) or a specialist snagging company provides a level of authority that is harder for a developer to dismiss. You can find more information on what these reports entail in our guide on what's a snagging survey.

If you are still in the process of buying, ensuring you have a thorough survey before completion can prevent these disputes from starting. Compare survey quotes to find a specialist who understands the complexities of new builds.


How to escalate a snagging dispute to the warranty provider?

You can escalate a dispute to your warranty provider, such as the NHBC or Premier Guarantee, if the builder fails to resolve defects within the first two years. They offer a free dispute resolution service to mediate between you and the other party.

Most new homes in the UK come with a ten-year structural warranty. The first two years are known as the builder liability period. During this time, the developer is legally responsible for fixing any defects that do not meet the standards set by the warranty provider. If the developer refuses to fix snags or fails to complete them within a reasonable timeframe, you can contact the warranty provider to trigger their resolution service.

The NHBC resolution service, for example, will investigate the items on your list. If they agree that the work is necessary and meets their standards, they will issue a formal notice to the builder. If the builder still refuses, the warranty provider may arrange for the work to be done by another contractor and bill the developer or pay you the cost of the repairs. Understanding how these policies work is essential, so feel free to read our article on home warranties explained for more detail.


What are the ombudsman schemes for new build complaints?

The new homes ombudsman service provides a free, independent way to resolve disputes with developers registered with the new homes quality board. They have the power to order builders to fix defects or pay significant compensation.

The introduction of the new homes quality board (NHQB) and the subsequent ombudsman service has significantly shifted the power balance back toward the consumer. If your developer is a registered developer under this scheme, you can take your complaint to the ombudsman if it remains unresolved after 8 weeks.

The ombudsman looks at whether the developer has breached the new homes quality code, which covers everything from the sales process to after-sales service. They can award up to £50,000 in compensation, and their decisions are binding on the developer. This is often a much faster and more cost-effective route than going through the courts.

Pro tip: It is worth checking if your builder is a member of the NHQB, as this dictates which escalation route you should take.


When should you seek legal advice regarding new-build defects?

You should seek legal advice if the defects are structural, the developer is insolvent, or the cost of repairs is exceptionally high. A solicitor can help you pursue a breach of contract claim through the court system.

Legal action is a significant step and should usually be considered only after you have exhausted the developer's complaints process, the warranty provider's resolution service, and the ombudsman. A specialist property solicitor will review your contract of sale to see if the developer has failed to meet their contractual obligations.

During the initial purchase, your conveyancing solicitor should have explained the protections within your contract. If you are facing a complex legal dispute now, it may be worth speaking to a professional who specialises in construction litigation. While we provide tools to find conveyancing quotes for the buying and selling process, these legal experts are also vital when contracts are breached post-completion.


Tips for getting defects resolved quickly

  • Keep a detailed log of all phone calls, including the date, time, and the name of the person you spoke to.
  • Take high-quality photographs of every defect, using a ruler or coin for scale where relevant.
  • Refer to specific building regulations or NHBC standards when describing the faults.
  • Be persistent but professional; a calm, firm approach often yields better results than aggression.
  • Consider joining a residents association or a social media group for your specific development to see if others are facing similar issues.

Developers are often more responsive when they realise a homeowner is well informed and has a clear paper trail. If multiple neighbours are experiencing the same problems, a collective complaint can carry much more weight and may force the developer to take action to protect their reputation on the site.


The bottom line

Dealing with a developer who refuses to fix snags can be stressful, but you have several layers of protection. By documenting everything, using professional snagging surveys, and escalating through warranty providers and ombudsmen, you can hold builders accountable.

If you are currently navigating a new-build purchase or need to find a professional to assess your property, Moving Compared can help you secure the best quotes for surveyors and conveyancing, ensuring your interests are protected from day one.

Disclaimer: This guide is an informational piece, and readers should consult a financial adviser or legal professional for specific advice regarding their individual circumstances.
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