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Buildings Insurance

Do You Need Building Insurance? 10 Reasons You Might

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September 10, 2025

If you are buying, owning, or renovating a home, one question arises early: do you need building insurance? For most homeowners, the answer is yes, though the reasons vary with property use, mortgages, and long-term plans.

For high-value homes, where sums insured and fixtures need specialist attention, rivr provides digital-first buildings cover that keeps protection clear and tailored.

This guide sets out what buildings insurance covers, how it differs from contents insurance, and the risks of leaving gaps. It also explains common exclusions, rebuild cost checks, and how excess and policy limits apply.

At a glance

  • Buildings insurance covers the structure of your home and permanent fixtures against insured events. Exclusions apply.
  • There is no general legal requirement, but most mortgage lenders usually require it as a lending condition.
  • Get the rebuild cost right so the insurer can assess and settle fairly after a serious loss.
  • Contents insurance protects personal items, while buildings insurance covers the structure and fixed fittings.
  • If your home cannot be lived in after an insured event, alternative accommodation may be provided within limits. Exclusions apply.

1. Mortgage requirements

Most mortgage lenders will not release funds until you can show proof of suitable buildings insurance. This protects both you and the lender against the cost of repairing damage to the structure of your home if something serious happens.

Cash buyers face no legal requirement, but the financial exposure remains the same. Without cover, you personally pay for rebuilding if fire, flood, or another insured event destroys the home.

2. Protection for the structure of your home

elegant modern family home

Buildings insurance covers the structure of your home and permanent fixtures such as walls, roof, floors, fitted kitchens, and bathroom suites. Outbuildings and external features like garages and gates may also be covered, subject to your policy schedule.

If a storm strips roof tiles or falling trees damage a wall, a claim can cover the cost of repairing damage provided the cause meets the insured event definition. Routine wear and tear is excluded.

3. Cover against major insured events

Standard buildings insurance policies cover damage caused by:

  • Fire
  • Storm or flood
  • Theft or attempted theft with damage to the property
  • Escape of water from a burst pipe
  • Damage caused by falling trees or branches

For example, if a burst pipe ruins ceilings and floors, buildings insurance covers repairing or rebuilding those parts, while contents insurance covers replacing items like rugs or electronics.

4. Long unoccupied periods and major works

large modern unoccupied kitchen in high value home

If a home is left unoccupied for several weeks, many insurers restrict cover for theft, water damage, and accidental damage. Likewise, if you plan major renovations above a set value, you usually need to notify your insurer or risk invalidating cover.

For properties left empty for longer or during substantial works, some insurers withdraw standard protection. In these cases, it can be worth considering providers with specialist unoccupied property expertise. Contact our team directly and we can arrange for specialist unoccupied property cover, or renovation insurance.

5. Alternative accommodation cover

If your property cannot be lived in after an insured event, buildings insurance policies often provide alternative accommodation cover. rivr offers up to three years of alternative accommodation for you and your pets.

This ensures you are not left paying the extra cost of temporary housing while your home is being repaired or rebuilt. Always check policy limits in advance.

6. Protection for listed or heritage homes

Repairs to listed homes or homes in conservation areas often need consent and like-for-like materials. Specialist trades and sourcing push costs up. Choose buildings cover that allows reinstatement to original standards.

With a rivr-authorised chartered survey dated within the last three years, and if you insure your buildings for the survey figure, rivr will pay the full cost to repair or rebuild even if it exceeds the sum insured, except for Grade 1 listed buildings.

7. Property owner’s liability

If part of your property causes injury or damage to others, such as a falling roof tile or a wall collapse, you could be held legally responsible. Buildings insurance often includes property owner’s liability cover to protect against these claims.

With rivr, liability cover extends up to £5 million. The policy also includes up to £10 million of employer’s liability if domestic staff are injured or die while working at your home. Together, these protections ensure homeowners are covered against high-cost legal claims linked to their property.

8. Home emergency cover and optional extras

A failed boiler, pest infestation, or burst pipe may require urgent intervention. Some insurers offer home emergency cover as an add-on. rivr includes home emergency protection with a 24-hour helpline and up to £2,500 per call-out.

Other optional extras include accidental damage cover, which protects against sudden incidents like drilling through a pipe or breaking a bathroom suite. With rivr, accidental damage is included within standard buildings insurance.

9. Landlords, second homes and holiday homes

waterfront uk home sunset

Landlord insurance isn’t a legal requirement, but many lenders expect it and standard home policies often exclude letting. It covers the building and your landlord liabilities; tenants should insure their own contents.

For second properties, especially those left empty for a long period, holiday home insurance may be necessary. Policies take into account unoccupied periods, which often restrict cover for theft or water damage unless specific precautions are taken.

10. Peace of mind against high-cost repairs

Repairing or rebuilding after a disaster (like a flood) can cost hundreds of thousands of pounds. Without cover, you pay these sums yourself. Even partial losses such as structural damage to a roof or walls after a fire can run into tens of thousands.

Buildings insurance policies ensure the insurer pays the cost of repairing or rebuilding, subject to limits and exclusions, so you can restore your home without financial shock.

What’s not covered by buildings insurance?

Exclusion Typical application in UK policies
Wear and tear or gradual damage No cover for deterioration, damp, mould or corrosion. rivr excludes wear and tear but covers sudden insured events such as burst pipes.
Defective design or poor workmanship Faults from poor construction, materials, or workmanship are not covered. Applies across UK insurers, including rivr.
Unoccupied homes After 30–60 days, theft, escape of water, and accidental damage are usually restricted. rivr applies limits after 45 consecutive days unless heating is on or systems drained.
Subsidence and ground movement Often excluded unless specified. Many policies cover only main structures. rivr follows this approach.
Fences, gates, hedges, and gardens Storm or flood damage to external features is often excluded unless the home is also damaged. rivr applies this condition.
Building works Major works must be disclosed. rivr requires notification if costs exceed £75,000 and may review plans or methods before agreeing cover.
Mechanical or electrical breakdown Boilers, appliances, and systems breaking down are excluded. Cover applies to resulting damage (e.g. water leaks), not the faulty part itself.
Confiscation, war, terrorism Loss from seizure by authorities, war, or terrorism is excluded under UK policies, including rivr.
Negligence and lack of upkeep Claims may be refused if the home is not maintained. rivr requires properties be kept in good repair and insured for the correct rebuild cost.
Long-term escape of water Policies cover sudden leaks, not ongoing unnoticed drips. rivr excludes long-term leaks but includes up to £10,000 for trace and access outside the home.

Important: This summary combines common UK exclusions with rivr-specific features. Always check your own schedule, IPID, and full policy wording for exact terms, limits, and exclusions.

Common pitfalls and how to avoid them

  • Underestimating rebuild cost: Review sums insured after extensions or renovations.
  • Confusing contents and buildings cover: Remember contents insurance protects personal items, buildings insurance covers the structure.
  • Failing to declare building works: If contract values exceed £75,000, disclosure is mandatory.
  • Leaving a property unoccupied too long: For rivr, more than 45 consecutive days without overnight occupancy may restrict cover.
  • Ignoring excess and policy limits: Read schedules in detail to understand what you may still need to pay.

Buildings insurance checklist

Confirm who is responsible for insuring the structure if you own a leasehold property.
Set the rebuild cost accurately before requesting a buildings insurance quote.
Check exclusions apply, especially for wear and tear or long unoccupied periods.
Keep receipts, valuations, and photographs to evidence claims.
Decide whether optional extras like home emergency cover or legal costs protection suit your needs.

rivr cover: Safeguarding your high-value property

rivr logo stylish home interior background

rivr is a high-value, digital-first home insurance provider focused on clarity and speed. We provide tailored buildings insurance and contents insurance for primary residences, with features including accidental damage cover, home emergency assistance, and up to three years of alternative accommodation cover.

If your property will be left unoccupied for a long period due to probate, renovation, or extended travel, we can help you stay protected with the right level of cover.

Find the right cover for your high-value home today.

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Frequently asked questions

Is it illegal not to have building insurance?

No. There is no legal requirement in the UK to have buildings insurance. However, most mortgage lenders make it a condition of lending, and without cover you would be personally responsible for the full cost of repairing or rebuilding if the home is damaged.

Can you sell a house without building insurance?

Yes. Buildings insurance is not required to sell a property. The buyer will usually need to arrange their own cover from exchange of contracts, especially if they are using a mortgage.

Can you get a mortgage without buildings insurance?

In most cases, no. Mortgage lenders typically require proof of buildings insurance from the point of exchange. Cash buyers do not face this requirement but still carry the financial risk if the property is uninsured.

How much should building insurance cost in the UK?

Premiums vary depending on the rebuild cost, location, property type, and level of cover. Average UK buildings insurance typically costs a few hundred pounds per year, but high-value or listed homes may cost more. Always base cover on the rebuild cost, not the market value.

Do I need high-value buildings insurance?

Generally, you need high-value buildings insurance if your home has a rebuild value over £1 million or it is built of non-standard materials or is Listed.

Does rivr insure listed buildings?

Yes we can insure Grade 1 or A Listed, Grade 2 or B Listed or Grade 2* Listed buildings.

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