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Car rental checklist: what to check before you drive away

2026-10-30

Most car rental problems do not happen on the road. They happen at the desk, or weeks later when a damage charge appears on a card statement. A few minutes of attention before you book and before you leave the car park will cover most of the risk.

Understand what you are booking

Comparison sites such as Discover Cars work as intermediaries: they list offers from many rental suppliers, but the car and the desk belong to the supplier named on your voucher. That means the conditions that matter, such as driver requirements, accepted cards, deposit, mileage and fuel policy, are set by the supplier and shown on the offer page. Read them before paying, not at the counter.

Key terms to compare

Extra protection: decide before you arrive

Desk staff may offer additional insurance to reduce the excess or the deposit. You can also look at separate excess cover sold by third parties, including the optional product some comparison sites offer. The trade-off is practical: with third-party cover you may still have to leave the deposit and then claim the cost back. Neither route is right for everyone, so compare what each covers and how claims work, and make the decision calmly at home.

At the car park

On return

Return the car during staffed hours if you can, ask for a document confirming its condition and the fuel level, and photograph it again. Keep your paperwork until the deposit has been released. If a charge appears that you do not recognise, ask the supplier for evidence and a repair invoice.

Check the rules for your trip

Licence requirements, extra documents and local driving rules depend on the country. Confirm them with the official authority of the country you are visiting or with your licence-issuing body, and read the terms of your own card or insurance before assuming something is covered.

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