Can an American Drive in Hong Kong? — Yes Short-Term, but You Switch to the Left

If you hold a US driver’s licence, the paperwork question has a short answer: it works in Hong Kong for up to a year, and you do not need an International Driving Permit. The part that needs thought is the other half of the sentence. The territory drives on the left, the alcohol limit is lower than in most of the United States, and most residents never drive at all.

How long your US licence stays good

The U.S. State Department’s Hong Kong page says you can drive using your U.S. licence for up to a year. The local rules behind that are in the Road Traffic (Driving Licences) Regulations, Cap. 374B, regulation 37: a visitor may drive on a valid licence issued outside Hong Kong, or on an IDP, for 12 months from the date of last entry. “Last entry” matters. Leave and come back, and the clock restarts from the new arrival.

For a holiday or a work trip that is more than enough. If you move to Hong Kong, the State Department adds that anyone with a valid US licence who has lived in the United States for at least six months can apply for a Hong Kong licence through the Transport Department.

Why many visitors skip the car

Roughly 90 percent of people in Hong Kong depend on public transport, according to the same State Department page, and the MTR alone carries an average of 3.5 million passengers a day. Taxis and buses are described as inexpensive and generally safe. For Central, Kowloon and most of the harbour, a car adds cost and stress. A hire car makes sense mainly when you want to reach places the rail network does not serve, such as parts of the New Territories or Lantau.

Sitting on the right, driving on the left

You will be seated on the right side of the car and keep to the left lane. Nothing in the controls is mirrored except the stalks, so expect the wipers and indicators to swap hands for the first few turns. The State Department puts it plainly: road conditions differ significantly from those in the United States, and traffic moves on the left.

Three habits cause most near-misses for Americans:

• Looking left first at a junction, when the danger comes from the right.
• Turning into the wrong lane after a corner, because the near lane feels like the safe one.
• Drifting toward the kerb on the passenger side, which is now the side you cannot see well.

Take your first drive somewhere quiet rather than straight into Kowloon traffic, and say each turn out loud: “left lane, look right.”

Speed limits in miles per hour

Hong Kong signs speed in km/h. The default is 50 km/h (31 mph) on all roads unless a sign says otherwise, and faster roads are posted at 70, 80, 100 or 110 km/h. That means 100 km/h is 62 mph and 110 km/h is 68 mph. The speedometer on a rental will show kilometres first, so look for the small mph ring if there is one, or set your map app to metric and stay with it.

Alcohol: 0.05, not 0.08

Hong Kong’s limit is 0.05. Most US states use 0.08, so a pair of drinks that left you legal at home can put you over here. The State Department notes that many Hong Kong traffic offences mirror American ones, including penalties for driving under the influence, reckless driving and using a hand-held device while driving. If you plan to drink, do not drive.

What the rental desk and the law expect

Seatbelts are mandatory, per the State Department. Hong Kong law also requires every registered vehicle to carry valid third-party liability insurance, so ask the rental company to show you the cover on the contract rather than assuming it. Bring your licence and passport to the counter, and keep both with you while driving.

Emergency number

Police, ambulance and fire all share one number, 999. This replaces 911, so save it in your phone at the counter. The Hong Kong driving guide has more on local rules, and the Driving Permit Checker lets you compare other destinations.

A sensible first day

Pick the car up outside peak hours if you can. Spend ten minutes in the car park adjusting mirrors and finding the indicator. Choose a route that avoids the busiest tunnels on day one. If the hotel offers parking, confirm it before you arrive, since the State Department’s own advice points to public transport as the normal way to get around.

Sources

• U.S. Department of State, Country Information, Hong Kong (“You can drive using your U.S. driver’s license for up to a year. If you hold a valid U.S. driver’s license and have resided in the United States at least six months, you can apply for a Hong Kong driver’s license.”), last updated September 17, 2026: cadataapi.state.gov