Do I Need Insurance To Rent A Car?
Yes, you need insurance to rent a car, but the basic cover is almost always included in the hire price.
Every rental car on UK roads must carry third-party liability insurance by law. Most hire companies bundle a Collision Damage Waiver (CDW) and Theft Protection into the quoted rate too.
The confusion starts when the desk agent offers a stack of paid extras. Knowing what you already have, and where the genuine gaps sit, stops you overpaying or driving away underinsured.
Every car hire includes basic cover, but you still face a £500 to £3,000 excess for minor damage. Buy standalone excess insurance online before your trip for £2 to £4 a day instead of paying £15 to £25 at the desk.
Check your credit card and travel policy before you compare car insurance quotes for your own vehicle.
- What insurance is included when you rent a car?
- Why might you need extra car rental insurance?
- How do you check whether you’re already covered?
- Should you buy extra insurance at the rental desk?
- What happens if you damage a rental car without cover?
- How can you save money on car rental insurance?
- Frequently asked questions (FAQs)
What insurance is included when you rent a car?
Every hire agreement in the UK includes third-party liability cover, plus a Collision Damage Waiver and Theft Protection as standard.
What each layer of cover does
Third-party liability is the legal minimum for any vehicle on UK roads. It pays for damage or injury you cause to other people or property, but nothing towards the hire car itself.
The CDW limits what you owe if the rental car is damaged. It does not remove your liability entirely, though.
Theft Protection works in the same way for stolen or attempted-theft claims. Both leave you responsible for an excess of between £500 and £3,000.
| Type of cover | What it protects | Typical excess (UK) |
| Third-party liability | Injury or damage to others | £0 (mandatory) |
| Collision Damage Waiver | Damage to the rental car | £500–£3,000 |
| Theft Protection | Theft or attempted theft of the car | £500–£3,000 |
| Optional extras | Windscreen, tyres, roadside assistance | Varies by provider |
If you are hiring abroad, coverage definitions change by country. In the US, basic liability may not be included at all.
Check the terms before you fly. Understanding what your policy covers avoids surprises at the desk.
Why might you need extra car rental insurance?
You might need extra cover if the standard CDW still leaves you facing a large excess charge after even minor damage.
Where the gaps usually sit
A small scrape in a multi-storey car park can trigger the full £1,000 to £2,000 excess. Windscreen cracks, tyre damage, and underbody scrapes are often excluded from CDW entirely.
Personal Accident Insurance covers medical costs for the driver and passengers. If you are driving in a country with high medical bills, this layer matters.
The ABI’s guidance on motor insurance explains how UK policies compare internationally.
Renters who plan to drive for work should also check whether the hire agreement covers business use. Different classes of use apply to rental agreements just as they do to personal policies.
Related: What to do after a car accident
How do you check whether you’re already covered?
Check your travel insurance, personal car insurance, and credit card benefits before paying for anything at the rental desk.
Three places to look first
Most travel insurance policies include personal accident and medical cover. The catch is that many exclude hired vehicles unless you declare you will be driving.
Your own car insurance may include a ‘driving other cars’ extension. This sometimes follows you into a rental, but it rarely applies overseas.
A quick call to your insurer, or checking the FCA’s car insurance guidance, can confirm where you stand.
Premium credit cards such as Amex Platinum or Mastercard World Elite often include CDW and theft protection when you pay with the card. Benefits may be limited to the cardholder and may exclude luxury vehicles or long rentals.
A few minutes checking existing policies can prevent paying twice for the same protection.
Should you buy extra insurance at the rental desk?
In most cases, no. Standalone excess insurance bought online before your trip provides the same protection for a fraction of the desk price.
When to decline and when to accept
Rental companies charge £15 to £25 per day for excess reduction. Third-party providers sell equivalent cover for £2 to £4 per day.
A week-long hire could cost £140 in desk insurance or less than £30 with a standalone policy. The cover is functionally identical in both cases.
If you already hold travel or credit card cover, declining the desk upsell is reasonable. But if you have no existing protection and are hiring abroad, the desk option may be worth it for speed.
Applying general tips to lower your insurance costs also helps before you book.
| Option | Typical daily cost (UK) | Coverage limit | Best for |
| Rental desk excess waiver | £15–£25 | Full excess | Last-minute rentals |
| Standalone excess insurance | £2–£4 | £5,000–£6,000 | Advance bookings, frequent travellers |
| Premium credit card cover | Free (with card) | £30,000–£50,000 | Regular international travellers |
What happens if you damage a rental car without cover?
Without extra cover, the hire company charges the full excess to your card, often between £500 and £3,000 for a single incident.
How costs add up quickly
A reversing scrape in a hotel car park might cost £900 in bodywork repairs. A cracked windscreen on a motorway can reach £400.
Neither is covered by the standard CDW at most hire firms. UK car accident statistics show minor collisions are far more common than serious crashes.
Abroad, the exposure grows. In the US, liability limits on basic rental policies are often lower than in Europe.
A serious accident without Supplementary Liability Insurance could leave you facing personal claims.
Even small incidents become expensive when you add admin fees and loss-of-use charges. Knowing what to do after an accident and documenting everything on the spot can reduce what you ultimately pay.
How can you save money on car rental insurance?
Buy standalone excess insurance before you travel. It gives you the same protection as the desk policy at roughly a fifth of the price.
Four practical ways to cut the cost
First, compare standalone providers online. Policies from MoneyMaxim, Cover4Rentals, or Insurance4CarHire typically cost £2 to £4 per day.
They reimburse you if the hire company charges an excess after damage or theft. A Europe-only annual policy starts from around £30, with worldwide cover from around £65.
Second, use a credit card that includes CDW or theft protection as a perk. Check the card’s terms for country restrictions and vehicle exclusions.
More general ways to lower your premium apply to hire agreements too.
Third, decline extras you already have. If your standalone policy covers windscreen and tyres, do not pay the desk for the same thing.
Staff may imply you cannot hire without add-ons, but in most cases you can.
Fourth, read the hire terms before you travel. Knowing your no-claims bonus position on your personal policy, and whether it transfers to a hire, can inform your decision on what extras to skip.
If you decide to cancel an existing car insurance policy before a long rental period, make sure there is no gap in cover between policies.
Frequently asked questions (FAQs)
All rental cars must carry third-party liability insurance by law. This is included in the hire price, so you do not need to arrange it separately.
Some fully comp policies include a ‘driving other cars’ extension, but it rarely applies overseas. Check with your insurer before relying on it.
Premium travel cards often include CDW and theft protection when you pay for the hire with the card. Terms vary, so check country restrictions and vehicle exclusions before you travel.
A CDW limits what you pay if the rental car is damaged, but it does not remove your liability entirely. You still owe an excess of between £500 and £3,000 on most UK hires.
Some full travel policies cover personal accident and medical costs while driving a hire car. Few cover damage to the vehicle itself, so always check the policy wording.
It is a third-party policy that reimburses you if the hire company charges an excess after damage or theft. It typically costs £2 to £4 per day, far less than the desk option.
The hire company charges the full excess stated in your contract, usually between £500 and £3,000. The charge is taken directly from the card on file.