The International Driving Permit in Thailand — what you actually need

The short answer

Yes, you need one, and you must get it before you leave home. A foreign driving licence on its own is not sufficient to drive in Thailand, and an International Driving Permit cannot be issued to you inside Thailand — it is issued only by the designated authority in the country that issued your licence.

An IDP is not a licence. It is an official translation of the licence you already hold, and it is only valid when carried together with that licence. Show both, plus your passport, when asked.

This is the single most common reason a visitor turns up to collect a rental car and cannot take it. We would much rather you read this weeks before you fly than hear it from us in an airport car park.

Which convention applies to you

Thailand is a party to the 1949 Geneva Convention on Road Traffic. That is the version of the IDP that Thai authorities recognise.

Some countries issue permits under the 1968 Vienna Convention instead, and a few issue both. If your country issues only the 1968 version, you may find it accepted in practice by some officers and not by others — which is not a position you want to be in when an insurance claim depends on it. If your issuing authority offers both, take the 1949 Geneva permit. If it offers only the 1968 one, contact your national motoring organisation and ask specifically about Thailand before you travel.

An IDP issued under the Geneva Convention is valid for one year from the date of issue, regardless of how long your home licence runs.

Where to get one

Every country handles this differently, but the pattern is the same nearly everywhere: a national motoring organisation or the licensing authority issues it, over the counter or by post, usually the same day or within a couple of weeks.

You will typically need:

• Your valid full driving licence (not a provisional or learner permit)
• One or two passport-style photographs
• Your passport, or its details
• A small fee — in most countries the equivalent of a few hundred baht

Search for "international driving permit" plus your country name and go to the official issuing body, not a third-party website. There are many sites selling "international driving licences" online that are not valid documents. A genuine IDP is a grey-covered booklet issued under the convention; anything sold as an instant PDF download is not.

Allow more time than you think you need. Postal issuance in some countries takes two to three weeks in peak season.

What we require at handover

To hand over a car to a driver with a foreign licence, we need to see:

1. Your original home driving licence — held for at least one year
2. Your valid IDP, matching that licence
3. Your passport

All three, all originals. Photographs on a phone are not enough, and neither is a photocopy.

The driver must be 21 or over. If someone else in your party will also drive, they need the same three documents — we can add named drivers at no cost, but only for people who can produce them.

Why we will not make an exception

It would be easier for everyone if we quietly let this slide. We do not, and the reason is not the police fine.

Driving without a permit you are legally required to hold puts you outside the terms of the insurance policy. If you have an accident, the insurer is entitled to refuse the claim — and if they do, the full cost of the damage falls on you personally. Not on us, and not on the ฿5,000 deposit. On a serious collision involving another vehicle or a person, that figure is life-changing.

That risk is not ours to accept on your behalf, and it is not one we are willing to expose you to in exchange for one rental. So if you arrive without an IDP, we will cancel the booking and return anything you have paid, and we will help you sort out other transport. We would rather lose the booking.

At a checkpoint

Police checkpoints are routine in northern Thailand, particularly on the roads out of Chiang Mai towards Pai and Mae Hong Son, and around the city on weekend evenings. They are usually brief and polite.

Have the three documents accessible rather than buried in a suitcase. Stop when signalled, wind the window down, stay in the car unless asked to get out, and hand over the documents together. Being asked to show them is normal, and is not an accusation of anything.

If you are driving without an IDP, the on-the-spot fine is modest — which is precisely why people underestimate the risk. The fine is not the problem. The insurance is.

Common questions

My licence is in English already. Do I still need an IDP? Yes. The requirement is not about the language on the card; it is about holding the permit the convention specifies.

Can I get one in Bangkok or Chiang Mai after I arrive? No. Thailand's Department of Land Transport issues IDPs to holders of Thai licences for use abroad. It cannot issue one against your foreign licence.

I have a Thai driving licence. Do I need an IDP? No. A valid Thai licence is all you need, whatever your nationality.

I'm here on a long stay. Should I just get a Thai licence? If you are staying several months and hold a suitable visa, converting to a Thai licence is often worth it and removes the annual IDP renewal. The process runs through the Department of Land Transport office and requires a residence certificate and a medical certificate. For a two-week holiday, an IDP is far simpler.

What if my IDP expires during my rental? It must be valid for the whole rental period. Check the expiry date before you book — an IDP issued 11 months ago is a problem waiting to happen.

Once you have it

With the paperwork sorted, the rest is straightforward. Read our guide to driving in Chiang Mai for what the roads are actually like, and the EV charging guide if you are taking one of our electric cars.

If anything above is unclear for your specific country, message us on LINE before you book. We would far rather answer the question now than have you standing at the airport with a car you cannot legally drive.