Before you start

A valid foreign driving licence
A Lao translation of it through a local translation service
A valid visa and stay permit, plus a residence certificate or a letter from your employer or embassy
A medical certificate from a Lao clinic

Step-by-step

1
Confirm the current requirements before you start
Published guidance disagrees on the minimum period of residence required before you can convert, and on whether a practical test applies to foreign licence holders. Ask the Department of Transport or your employer's admin team what is being applied now, rather than assembling documents against a blog post.
In personWho: You (or your employer's admin team)One enquiryFree
2
Get your licence translated into Lao
A Lao translation of your home licence through a recognised local translation service is a consistent requirement across every account of the process. Do this early — it is the item most likely to be rejected if done informally.
In personWho: YouA few daysTranslation fee
3
Assemble proof of address and a medical certificate
You will need something evidencing where you live — a residence certificate, or a letter from your employer or embassy — plus a basic medical certificate from a Lao clinic confirming fitness to drive.
In personWho: YouA few daysClinic fee plus any administrative charges
4
File the application with the transport authority
Applications go through the transport authorities in Vientiane. Employers with expatriate staff and the larger relocation agents handle this regularly and are the fastest route to a correct, current checklist.
In personWho: You (usually with employer support)Days to weeksGovernment fee
5
Carry an International Driving Permit as well
Laos recognises international driving permits and rental companies, police and insurers commonly expect to see one alongside your home licence. Even after you hold a Lao licence, an IDP is useful the moment you cross into Thailand.
OnlineWho: YouArrange before you moveHome-country IDP fee
6
Learn the bridge crossing before you do it in traffic
Thailand drives on the left and Laos on the right. Traffic on the First Friendship Bridge runs on the left as in Thailand, and a short signalised loop on the Lao side flips it over in about two hundred metres. Cross once as a passenger before you drive it.
In personWho: YouOne tripBridge and vehicle fees

Documents you’ll need

Original foreign driving licence
Lao translation of the licence
Passport with valid visa and stay permit
Residence certificate, or an employer or embassy letter confirming your address
Medical certificate from a Lao clinic
Passport photographs
International Driving Permit, for Thailand and rentals

Things most newcomers don’t know

The traffic side changes on the Friendship Bridge, in about two hundred metres.

Thailand drives on the left and Laos on the right. On the First Thai–Lao Friendship Bridge the roadway itself runs left-hand, as in Thailand, and a short signalised loop at the Lao end swaps traffic over. It is a genuinely disorienting piece of road for anyone doing it for the first time, and the crossing is busy with freight. Ride it as a passenger once before you drive it.

Source: First Thai–Lao Friendship Bridge changeover arrangement

Be sceptical of every published figure for this process.

Accounts of the Lao licence conversion vary on the residence period required — three months in some sources, six in others — and on whether a practical test applies to foreign licence holders. That is a signal about the information environment rather than about the law: requirements here are set administratively and applied with discretion. Get your checklist from the transport authority or an employer that does this routinely.

Source: editorial assessment of conflicting published guidance

Check whether your insurance covers you in Thailand, not just in Laos.

Vientiane residents cross into Thailand constantly, for hospitals, shopping and Bangkok flights. Lao motor insurance does not automatically extend across the border, and Thai third-party cover is typically bought at the crossing. Sort this before the first trip, because the crossing is exactly where you least want to be reading policy wording.

Source: community-reported / border-crossing practice

A motorcycle is the default, and the exclusion in your health policy is not.

Most day-to-day movement in Vientiane is by scooter, and road-traffic injury is the most likely serious medical event a foreign resident will face here. Many international health and travel policies exclude motorcycle accidents unless you hold a valid licence for the category and were wearing a helmet. In a city 90 minutes from the nearest good hospital, that exclusion is expensive.

Source: insurer policy documents; consular travel advice

Common mistakes to avoid

Assembling documents against an online checklist rather than the transport authority's current requirements
Having your licence translated informally instead of through a recognised service
Driving into Thailand without cover, or without realising the traffic side changes
Riding a scooter on a policy that excludes motorcycle accidents
Letting your Lao licence lapse alongside a stay permit renewal

Some of this may be out of date. Spotted something inaccurate? Help us keep it right for the next newcomer.