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Driving in Saint Martin
The rules of the road as our desk recorded them, native unit first.
Driving side
Right
Speed limits
50 / 80 / 80 km/h · 31 / 50 / 50 mph
urban / rural / motorway
International permit (IDP)
Not required
Blood alcohol limit
0.05 %
Tolls
None.
Headlights
Not required by day.
Child seats
French rules on the French side.
One island, two road codes and two sets of signage, with no announcement at the border. Speeds are posted in km/h on both sides, which is the one thing they agree on.