Yes. To ride a rented 110 to 160cc scooter legally in Thailand, you need a motorcycle licence. A car-only licence is not enough, and neither is no licence at all. Thai rules have no small-engine exception.

What counts as a motorcycle licence depends on who you are. If you are visiting as a tourist, you need your home licence with a motorcycle endorsement plus an International Driving Permit (IDP) that also shows the motorcycle category. If you live in Thailand on a non-immigrant visa (work, retirement or marriage), you need a Thai motorcycle licence. You will meet this question at the rental counter, at a police checkpoint, and, worst of all, when you file an insurance claim after a crash.

How the category rule works

Licences are sorted into categories. Category A covers motorcycles and Category B covers cars. As HolyCow Phuket puts it, "Category B (car) does not give you the right to ride a motorbike."

The IDP does not change that. It is a translation of your home licence, not a licence in its own right. RideLanna describes it as "a translation booklet that accompanies your home licence." Because it only translates what you already hold, Category A appears on your IDP only if your home licence already carries a motorcycle endorsement, according to TDL Service. A car-only licence produces a car-only IDP, which gives you no motorcycle cover at all.

Engine size makes no difference. RideLanna notes that Category A applies to every motorcycle, down to 50cc mopeds. So the automatic 125cc scooter that most shops rent out needs the same category as a large touring bike.

The sources here do not say whether a restricted or A1-type home licence satisfies Thai checkpoints for a 110 to 160cc scooter. If your motorcycle entitlement is restricted by engine size, check what your IDP actually prints before you assume it covers you.

Tourist or resident: which rule is yours

Short-stay tourists can ride on a home motorcycle licence plus an IDP showing Category A. You must get the IDP before you fly, because foreigners cannot get one issued inside Thailand. Costs listed by RideLanna include about $20 through AAA in the US and £5.50 in the UK. That UK figure was the Post Office price, but the Post Office stopped selling IDPs in its branches on 31 March 2024. UK riders now buy them at PayPoint stores under a DVLA contract, and the price there may not match RideLanna's figure. UK and EU applicants should ask specifically for the motorcycle category, since Byklo.rent reports that they often receive car-only IDPs by default.

How long that combination lasts is where the sources disagree. TDL Service says Thailand caps IDP use at 90 days per entry. Byklo.rent says the limit depends on your visa class, not your trip length. If you are staying longer than 90 days, treat the 90-day figure as the safe assumption.

Residents on a non-immigrant visa need a Thai motorcycle licence. A Thai car licence does not include it, because the two are issued separately. One expat who already held a five-year Thai car licence was quoted 5,000 baht by an agent in August 2026 to arrange the motorcycle licence, and asked on ASEAN NOW how to prepare for the theory test himself instead.

What riding unlicensed costs

The fine. The Thaiger's 2026 guide lists the fine for riding without a valid licence at 1,000 baht, with a separate 2,000 baht fine for failing to produce a licence when asked. Forum reports describe the typical on-the-spot figure as having doubled from an older 500 baht norm. Riders also report being stopped again and again at the same checkpoints. HolyCow Phuket gives the legal maximum as 10,000 baht or three months in prison, though it notes that this is rarely applied.

The insurance. This is the cost that matters. The Thaiger is direct: "If you are in an accident without the correct category, your insurance is void." Most travel insurance policies either exclude motorbike riding or refuse claims when the rider is not properly licensed. The compulsory Thai cover, known as Por Ror Bor, does not fill the gap. It covers only third-party injury, not your own injuries, damage to the rented bike, or theft. If you crash without the right category, you pay your own medical bills and the damage costs.

The odds of being checked. The Thaiger reports that Phuket stopped more than 20,900 foreign nationals for riding without a licence in 2025. It also reports that enforcement has tightened noticeably in 2026 and that tourist-area checkpoints now routinely check for an IDP as well as a helmet. None of these sources has published a 2026 Phuket total yet.

1,000 THB
Riding without a valid licence
The Thaiger, 2026
2,000 THB
Failing to produce a licence
The Thaiger, 2026
20,900+
Foreigners stopped unlicensed in Phuket
2025, The Thaiger

Two things people mistake for a licence

What you have Does it let you ride?
Car licence plus a matching IDP No. Category B does not cover motorcycles at any engine size.
IDP on its own, without your home licence No. The IDP is a translation, so you must carry both.
A scan or photo of your IDP on your phone Not reliably. Forum reports say acceptance varies by officer, so carry the physical document.
An "international license" bought online No. Byklo.rent says these sellers operate illegally.

Before you rent

Open your home licence and look for the motorcycle category. If it is there, get an IDP that prints Category A, and carry both documents on every ride along with copies of your passport and entry stamp. If the motorcycle category is not there, you cannot fix that in Thailand, and a shop that hands you the keys anyway has not made you legal.

That makes the choice simple for anyone with a car-only licence: take taxis, or drive a car instead. Renting a car as a visitor only needs the licence you already have. Residents who plan to ride should budget for the Thai motorcycle licence before buying or renting a bike long term.

Once your licence checks out, the next questions are about choosing a shop and handling the pickup.