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13+ years specialist broking experience
Solar Farm Insurance — Specialist UK Cover
Property, revenue, construction, theft and liability cover for ground-mounted solar farm owners, investors and developers, plus guidance for landowners leasing land to solar projects.
Solar farm insurance protects ground-mounted solar assets against physical damage, lost generation revenue and liability claims. A typical operational programme covers panels, mounting systems, inverters, transformers and cabling on an all risks basis, with business interruption for lost revenue, machinery breakdown and public liability. During construction, contractors' all risks, delay in start-up and cargo cover protect the project. Theft of cable and equipment, fire, storm, hail and flood are the main risks underwriters focus on.
Key facts at a glance
- Revenue is the key exposure. Business interruption protects generation income after damage.
- Theft is common. Cable, panel and inverter theft drive many claims and conditions.
- Equipment lead times matter. Transformers can take many months to replace.
- Lenders set requirements. Limits, deductibles and insurer ratings are often specified.
- Construction needs its own cover. CAR, delay in start-up and cargo protect the build.
Who needs solar farm insurance?
- Asset owners and investment funds holding operational solar farms, singly or as a portfolio.
- Developers building new sites and needing construction and delay in start-up cover. See our guide to solar farm construction insurance.
- Farmers and estates owning their own arrays to supply the farm or export to the grid.
- Landowners leasing land to solar developers. See our guide for landowners leasing land to solar farms.
- Hybrid sites combining solar with battery storage. See battery energy storage insurance.
If you install or maintain solar systems rather than own them, our solar power business insurance guide and renewable energy installer insurance page are the right starting points.
What cover does a solar farm need?
| Cover | What it protects | Points to check |
|---|---|---|
| Property damage (all risks) | Panels, mounting, inverters, transformers, cabling and substations | Reinstatement values and hail, flood and fire terms |
| Business interruption | Lost generation revenue after damage | Indemnity period and how revenue is calculated |
| Machinery breakdown | Sudden failure of inverters and transformers | Whether breakdown BI is included |
| Theft | Cable, panels and equipment stolen from site | Security conditions and sub-limits |
| Public liability | Injury or damage to third parties and neighbours | Landowner and lender interests noted |
| Environmental liability | Pollution from fire, fluids or run-off | Gradual pollution exclusions |
Revenue protection is where most programmes fall short. Our guide to solar farm business interruption insurance explains how to set the indemnity period and basis of cover.
What are the main risks underwriters look at?
- Theft of copper cable, panels and inverters from remote, unstaffed sites. Our guide to solar farm cable theft insurance covers security requirements in detail.
- Fire from inverters, connectors, cabling faults or grass fires spreading across the site.
- Storm and hail damaging panels and mounting structures.
- Flood where sites sit in low-lying or flood-prone land.
- Equipment failure, particularly transformers and central inverters with long replacement lead times.
- Animals and vegetation, including grazing livestock and rodent damage to cables.
Lenders, investors and contract requirements
Lenders commonly require all risks property and business interruption cover with their interest noted, loss payee clauses, minimum insurer ratings and caps on deductibles. Investors and buyers carrying out due diligence will review the programme too. Grid connection agreements, leases and operation and maintenance contracts may add their own requirements. Share these documents with your broker early so the programme can be designed once and accepted by everyone. Our wider approach to complex risks is set out in the Insurability Framework.
Construction and new projects
During the build, damage to works, materials and equipment is covered by construction all risks. Delay in start-up protects the revenue you would have earned if a loss pushes back the commercial operation date. Panels and inverters shipped from overseas need cargo cover in transit. Responsibility for each cover is normally set out in the EPC contract. Read more in our guide to solar farm construction insurance.
How do you get better terms on a solar farm?
- Evidence your security. Fencing, monitored CCTV, intruder detection and cable marking all count.
- Show your maintenance. O&M contracts, thermographic inspections and vegetation management reduce fire and breakdown risk.
- Plan for spares. Holding critical spares or having supply agreements shortens downtime.
- Assess flood and fire. Site layout, firebreaks and drainage reassure underwriters.
- Get values right. Up-to-date reinstatement values and revenue figures avoid underinsurance.
- Use a specialist. Renewable energy markets understand the asset and price it accordingly.
Frequently asked questions
Usually physical damage to panels, mounting structures, inverters, transformers and cabling; business interruption for lost generation revenue; machinery breakdown; and public liability. Construction cover, cable theft protection and environmental liability can be added depending on the stage and location of the project.
It can be, but insurers commonly apply theft conditions and sub-limits. Expect requirements for perimeter fencing, remote-monitored CCTV and cable marking or anchoring. Theft is one of the most common solar farm claims, so these terms matter.
Business interruption cover for solar farms is usually based on lost generation revenue, including income under power purchase agreements or Contracts for Difference. The indemnity period should reflect how long it would take to replace key equipment such as transformers.
No. Standard property and business interruption cover responds to physical damage or breakdown. Lower generation because of less sunshine is a commercial risk rather than an insured event.
Lenders and investors usually require all risks property, business interruption, liability and sometimes delay in start-up cover, with their interest noted on the policy. They often specify minimum limits, deductibles and insurer ratings.
Yes. Construction all risks, delay in start-up and marine cargo cover protect the project until it is commissioned. Responsibility for each cover is usually set out in the EPC contract.
The developer normally insures the solar farm, but you still need your own liability cover and should check what your lease requires. Your farm policy may need updating. Our landowner guide explains what to check.
Yes. Many sites now co-locate battery storage, which changes the fire and business interruption profile. Both assets can be insured together, presented properly to specialist markets.
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Hey, I'm John!
I started Miller & Partner with the aim to bring back personable, approachable broking to UK businesses who were tired of large corporate brokers and feeling like they were just another number.
I have built this brokerage up with no pushy sales techniques or big business tactics, just honest, approachable and professional relationships with my clients.
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