What is Third Party Only Car Insurance in the UK?
In a Nutshell: Third Party Only (TPO) is the minimum level of car insurance legally required in the UK. It covers damage or injury you cause to other people and their property, but provides zero cover for damage to your own vehicle. While it is typically the cheapest option, it comes with significant risks — most insurers now recommend comprehensive cover instead.
What Does Third Party Only Insurance Cover?
Third Party Only insurance fulfills your legal obligation under the Road Traffic Act 1988 but leaves you personally exposed. Here's what is and isn't covered:
| What's Covered | What's NOT Covered |
|---|---|
| Injury to other people (including passengers) | Damage to your own car |
| Damage to other people's property | Theft of your vehicle |
| Legal costs for covered claims | Fire damage to your vehicle |
| Passenger liability | Vandalism to your car |
| Personal injury to you (the driver) | |
| Legal expenses for your own uninsured losses |
It is important to understand that if you cause an accident, your insurer will pay for the other party's repairs and medical costs, but you will have to pay for your own repairs entirely out of pocket.
How Much Does TPO Insurance Cost in 2026?
While TPO is usually the cheapest form of cover, the difference compared to comprehensive insurance has narrowed significantly in recent years. According to 2026 data from Association of British Insurers (ABI):
| Vehicle Value | Average TPO Premium | Average Comprehensive Premium | Difference |
|---|---|---|---|
| £500–£1,500 | £680 | £720 | £40 |
| £1,500–£3,000 | £830 | £860 | £30 |
| £3,000–£5,000 | £1,050 | £1,040 | -£10 |
| Over £5,000 | £1,400 | £1,320 | -£80 |
As you can see, for vehicles worth over £3,000, comprehensive insurance can actually be cheaper than TPO — this is because lower-risk drivers tend to choose comprehensive cover, pulling down the average premium.
Who Should Consider Third Party Only Insurance?
TPO makes sense in very limited circumstances:
- Very old or low-value cars — If your car is worth less than £1,500 and you could afford to replace it without insurance help, TPO might save you a small amount each year.
- Cars being scrapped — If you plan to scrap the car within a few months, minimal cover may be practical.
- Extremely tight budget — When every pound counts and you are willing to accept the risk of losing your vehicle entirely.
However, there is a catch: many major UK insurers no longer offer TPO policies. Companies like Admiral, Direct Line, and Aviva have either removed TPO from their product range or made it very hard to find. You will more commonly find TPO through specialist brokers or price comparison websites.
Why Most Drivers Should Avoid TPO
Insurers and consumer groups (including Which?) generally advise against choosing TPO for several reasons:
- The price gap is tiny — As shown in the table above, comprehensive cover is often only £30–£50 more per year than TPO.
- No protection against theft or fire — Vehicle theft in the UK affects over 130,000 cars annually. TPO leaves you with nothing if your car is stolen.
- No cover for vandalism — If your parked car is damaged by someone else and you cannot identify them, TPO pays nothing.
- Difficult to claim for injuries — If you are injured in an accident you caused, you have no cover for your own medical expenses or loss of income.
- Fewer optional extras — TPO policies rarely include courtesy cars, breakdown cover, or legal protection.
Third Party Only vs Third Party Fire and Theft
Many drivers confuse TPO with Third Party Fire and Theft (TPFT). The difference is straightforward:
| Feature | TPO | TPFT |
|---|---|---|
| Third party liability | ✅ | ✅ |
| Fire damage to your car | ❌ | ✅ |
| Theft of your car | ❌ | ✅ |
| Your own accident damage | ❌ | ❌ |
| Typical annual premium | £830 | £890 |
TPFT adds protection against fire and theft for roughly £60 more per year — often a worthwhile upgrade.
How to Buy Third Party Only Insurance
If you have decided TPO is right for you, follow these steps:
- Use comparison websites — Compare the Market, GoCompare, and Confused.com all allow you to filter by cover level.
- Check specialist insurers — Some providers like Hastings Direct and Tesco Bank still offer TPO.
- Read the policy wording carefully — TPO policies can vary significantly in what "third party" means, especially regarding passenger cover and legal costs.
- Consider the total cost — Factor in the risk of having to pay for your own repairs when deciding if the small saving is worth it.
Key Takeaways
- TPO is the minimum legal cover in the UK and covers damage/injury you cause to others only.
- Your own vehicle gets no cover — not for accidents, theft, fire, or vandalism.
- The price difference between TPO and comprehensive can be as little as £30 per year.
- TPO is declining in availability — many major insurers no longer offer it.
- For cars worth over £3,000, comprehensive is often cheaper than TPO.
- Consider TPFT as a middle-ground option if you want to keep costs low while protecting against fire and theft.
Last updated: July 2026
Disclaimer: This article provides general information and does not constitute financial advice. Insurance needs vary by individual circumstance. Always compare multiple quotes and read the full policy terms before purchasing. You should consider your own financial situation and the value of your vehicle when choosing your level of cover.