Contractors’ all-risk insurance – often called CAR insurance – is a policy that protects a wide range of construction elements, from materials on the site, tools and equipment, to accidental loss or damage.

It’s a vital part of any construction project as it provides a financial fallback should anything unforeseen occur.

At Rigby Financial, we’ve worked with a wide variety of construction firms that have seen the benefit of contractors’ all-risk insurance first-hand, so let’s look into the reasons why you should obtain it, too.

What does contractors’ all-risk insurance cover?

Contractors’ all-risk insurance typically covers the construction works themselves, plus materials, tools, equipment (sometimes referred to as contracts works cover) and often third-party injury or property damage during the project.

Contract works cover

Contract works cover can protect the structure during construction, the materials on site, and any temporary works ongoing. It can also provide financial protection against any damage from fire, flood, storm, theft, or accidental damage.

Third-party liability cover

Third-party liability cover in a contractor’s all-risk insurance policy protects you if your work accidentally injures somebody or damages their property. Essentially, it can help to pay legal fees, compensation, and related claims arising from a third party’s loss.

Who needs contractors’ all-risk insurance?

Contractors’ all-risk insurance is typically needed by:

  • The main contractors on a construction project
  • Civil engineering contractors
  • Developers and project owners
  • Subcontractors (sometimes required by the main contractor)

Contractors’ all-risk insurance is usually required when any party has a contractual obligation to insure the works. It’s also needed for projects involving significant physical work, such as new builds, extensions, refurbishments, and improved infrastructure.

Contractors’ all-risk insurance and JCT contracts

If your construction project is subject to a Joint Contracts Tribunal (JCT) contract, it can be complex to figure out who is responsible for arranging CAR insurance. Plus, getting it wrong can leave either party exposed.

JCT contracts are the most widely used standard form construction contracts in the UK. They include specific clauses that set out insurance obligations for the contractor and the employers. Which option applies depends on the type of project.

JCT Insurance Option A

For new-build properties where there is no existing structure, the contractor insures the project for the full reinstatement value. This particular policy must cover the contractor, the employer, and any subcontractors.

JCT Insurance Option B

Under Option B, the employer takes out the joint names policy instead. This is much less common, but is occasionally used where the employer has an existing relationship with an insurer or where the contract value makes it more practical to arrange cover directly.

JCT Insurance Option C

For existing structures, Option C is the most likely choice. The employer insures the existing structure under a joint names policy, while the contractor obtains a separate cover for the contract works. This split arrangement reflects the fact that the employer already has an insurance interest in the existing building.

What is the maintenance period – and why does it matter?

The maintenance period is known as the time immediately after a construction project reaches its practical completion. This period is just as important as during the construction, and contractors’ all-risk insurance has a specific provision to cover it.

The maintenance period begins once the contractor hands over the completed works to the employer. Under most JCT contracts, this period can typically run for six to 12 months. During this time, the contractor remains responsible for rectifying any defects that come to light since the work was finished.

Some construction defects can only come to light once the building is in regular use. Whether it’s cracked render, a leaking roof, or a flooring issue, the maintenance period exists to give the employer a formal opportunity to bring the contractor back to fix issues. This also comes at the contractor’s expense.

What to check on your policy

Not all contractors’ all-risk insurance policies automatically include maintenance period cover, and those that do can vary in their terms. Here are the key things to confirm with your broker:

  • Whether the extension is included as standard or needs to be added
  • The duration of the maintenance period covered (it should match your contract)
  • Whether the cover applies to the full contract works or only the area being worked on
  • Any requirements to notify the insurer when the maintenance period begins

How much does contractors’ all-risk insurance cost?

There is no single one-price-fits-all contractors’ all-risk insurance policy. Premiums vary depending on each project, based on the specific risks involved.

However, understanding the main factors that influence cost will give you a realistic sense of what to expect when you request a quote.

The main factors that affect your CAR premium include:

  • Contract value and scope – This is the single biggest factor when it comes to pricing a CAR policy. The higher the rebuild or reinstatement value, the higher the premium. A small house extension and a multi-storey commercial development will produce completely different premium quotes.
  • Type of work – The exact type of project also matters in terms of policy cost. Demolition, groundworks, and projects involving existing occupied structures carry a higher risk than straightforward new builds. Also, work in proximity to utilities, underground services, or listed buildings will require additional scrutiny from underwriters.
  • Project location – Location can also have an effect on your insurance premium. Projects in major city centres typically cost more to insure, because of their higher reinstatement costs and the complexity of working in densely built environments. Flood and subsidence risk, and local crime rates, can also influence pricing in certain areas.
  • Project duration – CAR policies are written for a fixed period: the duration of the contract works. Longer construction projects mean a longer exposure for the insurer, which impacts the premium. The policy period must reflect the expected timeline, including any extensions. A policy that expires before practical completion means everything is uninsured.
  • Claims history – As with most commercial insurance, a history of previous claims – especially if they’re large or frequent – will impact the insurance policy you’re attempting to obtain. Contractors with a clean record will typically be able to secure more competitive premiums.
  • Additional covers – A base CAR insurance policy can be extended to include a wide range of additions, such as hired-in plant, owned plant, temporary buildings, and a maintenance period extension. Each addition increases the scope of cover and will be reflected in the final quote.

What’s not covered by contractors’ all-risk insurance?

CAR insurance is broad, hence the name ‘all-risk’. It covers any cause of loss or damage unless specifically excluded, rather than listing only the events it will pay out for.

However,  ‘all-risk’ doesn’t necessarily mean ‘all things’.

CAR insurance covers damage to the works, but it does not cover the cost of correcting defective workmanship, faulty materials, or errors in design. If the contractor lays the floor incorrectly – whether it’s a new-build, an extension, or a refurbishment – the cost to repair this falls to the contractor.

The CAR policy would only respond if the defective work caused damage to something else, like a poorly installed pipe that leaked and damaged a neighbouring section of finished work, for example.

CAR insurance policies also do not cover:

  • Existing structures not forming part of the contract works
  • Mechanical or electrical breakdown of the plant
  • Wear and tear, and gradual deterioration
  • Consequential loss
  • Employer’s liability
  • War, nuclear risk, and terrorism

Why use a broker for contractors’ all-risk insurance?

Contractors’ all-risk insurance is not a product you can easily buy off a shelf, compare on a price aggregator, or configure via an online form. It’s a specialist commercial policy that’s written specifically to cover your construction project. The quality of the cover you receive depends almost entirely on how well the policy has been specified in the first place.

That’s where an experienced broker makes a huge difference, like Rigby Financial.

We have a team of experienced insurance brokers who are on hand and ready to help you obtain financial protection for your construction project.
Don’t wait any longer. Get in touch with our team by calling 01744 886077.

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    I cannot recommend Rigby Financial enough. Both Jeremy and Josh have helped me with my financials and helped to explain all of the confusing technical terms so that it's all less daunting! Jeremy is extremely responsive and is always on hand to answer any of my questions. Being a first time buyer, Josh has been unbelievably prompt with his emails and keeps me updated at every stage, answering all my somewhat daft questions and putting my mind at ease. Thoroughly recommend!

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    As a complete novice on the process of buying a house, Rigby Financial have taken all of the worries and concerns out of my hands and guided me clearly throughout the process. Josh has kept in contact throughout, answered all of my questions promptly and shown a professional and friendly approach at all times. I would highly recommend Rigby Financials for anyone needing expert, informative advice & guidance, all given in a very relatable manner.

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    ☺️Well isn’t this a lovely review - thanks Mandy! We try our hardest to make things as simple & stress free as possible, so it’s great to hear Josh has offered his usual first class service…..we’re only sorry he’s not available to help unpack boxes too 🤣! Wishing you lots of happiness in your new home .
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    Fantastic experience with Rigby Financial. Josh was a great help throughout the whole process — professional, knowledgeable, and always quick to respond to any questions I had. The team made everything straightforward and easy to understand, and the service was excellent from start to finish. I’d highly recommend Rigby Financial to anyone looking for friendly, reliable advice.

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    Excellent professional and personal service. I have used Rigby for many years and they have always served our business well.

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    As a business, we have used both the Insurance and Financial services of Rigby Financial for many years now. They take care of our Business Insurance, Cyber Insurance, Motor Trade Insurance, Company Pension Scheme, Group Life Cover, Private Medical Cover, Financial Investments and Employee Financial Planning Advice and we have always found them to be both efficient and highly professional in all aspects of the services provided. They take great interest in the specific needs of our business and have always given us clear well informed up to date advice to ensure we are well protected in a world that is ever changing. Our account managers are friendly, helpful and always available when needed. Outside of the business relationship, on a personal level I use Rigby Financial for my private home and car insurance along with their pension planning, investments and life cover. I would have no hesitation in recommending the services of Rigby Financial to both businesses and private individuals.

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    Wow 🥰 thank you for such an amazing review, we are really glad to hear you feel looked after and it’s great knowing that you are happy with our service👍🏼
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    We have been using Rigby Financial for many years. We have always received excellent service from Kieron and the team, they are so helpful and efficient. The team consistently provides correspondence that is both clear and concise, ensuring that communication is straightforward and easily understood. They are diligent in making certain that we always have the appropriate cover in place, giving us peace of mind that our requirements are thoroughly met. We would not hesitate to recommend Rigby Financial to anyone looking for a reliable insurance company.

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    I have used Rigby Financial for many years for both our business insurances and also at home. They are really easy to deal with, always proactive and make our insurance dealings very simple.

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    We have used Rigby for many years both personally and professionally with our companies. Throughout that time we have always received an excellent service from all the team. From day one Jeremy has always been extremely helpful, friendly and approachable. He has kept us well informed about our products and we appreciate the personal touch that Rigby provide and how knowledgeable and professional Jeremy is and always value his advice. We would highly recommend.

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    I have dealt with Rigby for a number years whilst building and operating my property business. They facilitated insurance on single dwelling properties to large multi unit development projects. I can always rely on them to sort the insurance side of my business, with minimal oversight or need for my involvement. I feel confident in recommending them to anyone.

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    I have used Rigby Financial for a few years now with multiple policies. Great customer service and prompt with finding the best renewal price every year

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    We’ve been using Rigby Financial for many years and have always received excellent service. Kieron has been consistently helpful, professional, and approachable, making sure we have the right cover in place and explaining everything clearly. It’s reassuring to know we can rely on them year after year, and we wouldn’t hesitate to recommend Rigby Financial to anyone looking for reliable insurance and outstanding customer care.

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    We have relied on Rigby Financial for all our business insurance needs for the past 10 years. Both Kieron and Jeremy consistently deliver excellent service, and their expertise and support are truly exceptional

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    Arcoframe has used Rigby Insurance for nearly 20 years, and the level of service we've received has always been excellent. They handle all of our insurance needs, including our fleet of vans as well as buildings and contents insurance. Our main point of contact throughout the years has been Keiren, who has consistently gone above and beyond to assist us. He’s always been helpful, knowledgeable, and quick to respond whenever we’ve needed support or advice. We highly recommend Rigby Insurance to any business looking for a reliable and professional insurance partner.

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    Rigby Financial has been handling our insurance for many years, and Kieron and his team are always responsive, professional, and readily available whenever you need assistance.

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    I've used rugby financial since I set my business up 15 years ago supply me with all our insurances the team is always happy to help with an any questions.an if they don't know the answer they find it out for you ,I can't recommend them enough ,give them a call today 😁

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    Thanks Keith for the lovely review 👍🏼
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    Thank you for the great review
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    Rigby Financial have been managing our insurance for many years now and I wouldn't go anywhere else. Kieron and his team are very responsive, professional, and always on hand if I need any help or advice.

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    Thank you for the great review 👍🏼

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