New Build Warranty Explained. What Does It Actually Cover?
Author
Ian Murray
Date Published

Buying a brand new home should bring peace of mind. One of the main reasons people choose a new build property is the warranty that comes with it. Developers often promote this as protection against problems after you move in.
However, many homeowners are surprised when they discover what the warranty actually covers. It is not a blanket guarantee that every defect will be fixed.
Understanding how new build warranties work can help you avoid frustration and ensure issues are dealt with properly.
At Home Snagging UK we regularly inspect new build homes where buyers assume the warranty will resolve every defect. In reality, the process is more complicated.
What Is a New Build Warranty?
A new build warranty is a structural protection policy that covers major defects in a newly built home.
Most new build homes in the UK are sold with a ten year warranty provided by organisations such as NHBC Buildmark, LABC Warranty or Premier Guarantee. These schemes are designed to provide financial protection if major structural problems appear in the property.
However, the warranty is split into two very different stages, and this is where many buyers become confused.
The First Two Years. Builder Responsibility
During the first two years after completion, the responsibility for fixing defects usually sits with the developer who built the property. This is known as the builder liability period.
If problems appear in your home during this time, the builder is expected to correct them. This can include issues such as poorly finished plasterwork, doors that do not close properly, uneven floors or leaks from plumbing installations.
We also regularly see problems with badly fitted kitchens and bathrooms, cracked tiles, poor sealant work and cosmetic finishing issues.
These are exactly the types of defects that a professional snagging inspection is designed to identify.
The challenge for many homeowners is that developers do not always prioritise smaller defects unless they are clearly documented and reported early.
Years Three to Ten. Structural Warranty Cover
After the first two years, the warranty provider takes over responsibility for major structural defects.
At this stage the cover usually applies only to serious problems that affect the structure of the building. This may include issues with the foundations, load bearing walls, roof structure or significant structural movement.
It is important to understand that the warranty does not normally cover general workmanship or cosmetic defects once the builder liability period has passed.
This means problems such as poor finishes, incorrectly fitted components or minor defects may no longer be covered.
For homeowners who discover issues later, this can be frustrating. It also highlights why identifying defects early is so important.
What Is Not Covered by a New Build Warranty?
One of the biggest misunderstandings buyers have is assuming the warranty will fix everything in their home.
In reality there are many exclusions. Most warranties will not cover minor cosmetic defects or issues that are considered normal shrinkage as the building settles.
They also do not normally cover damage caused by homeowners, wear and tear or problems caused by poor maintenance.
Because of these limitations, relying solely on the warranty can leave homeowners disappointed if defects are discovered later.
Why a Snagging Inspection Is So Important
A snagging inspection helps identify defects before they become a bigger problem.
Professional snagging inspectors assess the property against recognised building standards and highlight issues that should be corrected by the developer.
This can include problems such as poor workmanship, incorrectly installed fixtures, insulation issues, ventilation problems or defects in brickwork and drainage.
By documenting these problems early, homeowners have a much stronger case when requesting repairs.
In many cases developers respond more quickly when a professional snagging report is provided, as the defects are clearly recorded and supported by evidence.
Protecting Yourself When Buying a New Build
Buying a new build home can still be a great decision. Modern homes are energy efficient and built to current regulations.
However, it is important to remember that new homes are still construction projects. Even well managed developments can have defects.
Taking a proactive approach can make a big difference. Arranging a professional snagging inspection and reporting issues early during the builder liability period gives homeowners the best chance of having defects corrected properly.
Keeping clear records and understanding how the warranty works also helps avoid confusion later.
How Snagging Reports Identify Issues Covered in Your Warranty
At Home Snagging UK, our professional inspections are designed to find these issues early. Our snagging reports include:
- Photographs of each defect
- Clear explanations of the problem
- The exact location of every affected area
- Recommendations for the builder to correct the issue
We provide both Pre-Completion and Post-Completion Snagging Inspections, giving homeowners confidence that their property has been finished correctly. We check every part of your property to ensure you get what you paid for.
Why Choose Home Snagging UK
We are independent specialists with years of experience in new build homes. Our role is to protect you from avoidable defects. Poorly pointed weep holes may be small, but they can create big problems. A thorough snagging report form our team of experts gives you the evidence you need. Ensuring any issues identified can be raised and corrected under your warranty.
FEBY JOSEPH
Feb 26, 2026
Thanks to Home snagging UK and Julie for guiding us throughout.I am extremely happy with their service. They are quick in replying to mails and prompt in their service. Very punctual and dedicated team. Keith, our surveyor is highly professional and knows what to do. He did a good job...
Mehgan Howard
Mar 9, 2026
Really pleased with the service and quality at Home Snagging UK. The survey from Keith was really thorough and detailed and gave us peace of mind that any snags had been identified ahead of completion. The photos from the report were really clear and indicated the property had been thoroughly...
Gav Walker
Mar 3, 2026
Customer service was fantastic to begin with. Quick and professional communications. The inspector, Kieth, was very pleasant, clear in setting out what will be done, exactly how he will conduct the inspection and explained points well without complicating or jargon. Report was easy read and sent promptly following. Highly recommended...
Sunita Kooner
Mar 4, 2026
Home snagging UK.were recommend by a neighbour. To be honest I didn’t know what to expect but I am so glad I contacted Julie and Keith. Keith did the snagging to our newly built house. All I can say is that he was brilliant, and very thorough. He found faults...
Claire
Nov 30, 2025
Amazing service. I really wish I’d hired this company on exchange of contract. I’ve lived in my house since April 2024 and therefore project managed my house since April 2024 with a magnitude of issues quite frankly it’s been a nightmare. I’ve had scaffolding erected 3 times because the roof...
FAQs
What is the most common new build warranty in the UK?
The most common provider is the NHBC Buildmark warranty. However many developers also use LABC Warranty, Premier Guarantee and other schemes.
How long does a new build warranty last?
Most new build warranties last for ten years. The builder is normally responsible for defects during the first two years. From year three onwards the warranty provider covers major structural problems.
Does a new build warranty cover cosmetic defects?
Cosmetic defects such as poor finishing are usually only covered during the first two years while the builder remains responsible for the property.
Can you still get a snagging inspection after moving in?
Yes. Many homeowners arrange snagging inspections after completion, especially if defects become noticeable once they start living in the property.
Do developers have to fix snagging issues?
During the builder liability period they are expected to resolve defects that fall below acceptable building standards.

