Can an American Drive in San Marino? — Yes, Same Side as Home, but You Drive Through Italy

San Marino is unusual among driving destinations because you cannot actually drive to it without driving through somewhere else. For an American visitor, that single fact shapes the whole trip more than any local rule does.

The verdict: easy licence, no side switch

An American can drive in San Marino on their US licence with an International Driving Permit carried alongside it and a passport. Better still, San Marino drives on the right — the same side as the US — so there is none of the instinct-retraining that catches American drivers out elsewhere in the region. The paperwork and the side of the road are both straightforward.

The catch: you arrive on Italian roads

San Marino is a microstate entirely surrounded by Italy, perched on Monte Titano near the Adriatic coast. You cannot reach it except by driving across Italian territory, which means Italian rules apply for the whole approach — Italian speed limits, the Italian 0.05 drink-drive limit, and crucially Italy’s ZTL camera zones, the restricted-traffic areas that quietly fine tourists for driving into historic centres along the way. If your route passes through an Italian town centre, the same caution applies as anywhere in Italy: stay out of permit-only zones and park before you reach the old quarter.

Inside San Marino itself

The republic is small and steep, so expect slow, winding climbs up to the historic citadel rather than open-road driving. Where limits are posted, town roads run about 50 km/h and rural roads around 70 km/h; there are no motorways to speak of given the size. The drink-drive limit is 0.05, lower than most US states, so keep alcohol and driving separate. Vehicles are generally expected to carry a warning triangle and reflective vest. Parking in the historic centre is limited — using the car parks at the foot of the hill and walking or taking the cable car up is the usual approach. The emergency number is 112.

Confirm your documents with the Driving Permit Checker, and because your route runs through Italy, our Italy ZTL fines guide is worth a read before you set off.