Driving in France offers a scenic and enjoyable experience, but it’s important to understand the country’s rules and expectations on the road.

France drives on the right-hand side, and overtaking is done on the left. If you're visiting from outside the EU, it’s advisable to carry an International Driving Permit alongside your national license to avoid any issues with local authorities. Driving in France is mostly straightforward, but there are a few quirky or lesser-known rules that might catch foreign drivers off guard.

One of the most famously confusing rules in France is priorité à droite. In many places, especially on rural roads and older town layouts, drivers entering from the right have priority, even if you're on what seems like the main road. Signs marking this rule are not always obvious. The yellow diamond indicates that you have priority on the road. Conversely, the white triangle with a black X indicates that you must give way to the right.

Another lesser known French quirk that is quite shocking for many people in general is the flashing of headlights and what it generally means. In France, flashing your headlights usually means “I’m letting you go,” not “Get out of my way” like in some countries. It’s often used as a polite signal at intersections or roundabouts.

Furthermore, not all roundabouts work the same. Modern roundabouts give priority to traffic already circulating, some older ones (like the Arc de Triomphe in Paris) use priorité à droite, meaning cars entering have the right of way.This often feels chaotic!

Moreover, certain items, though not legally enforced still need to be carried along with oneself while driving. A reflective safety vest (accessible from inside), a warning triangle, a spare bulb kit (often overlooked), a breathalyzer (still technically required, though not enforced)
Not having these won’t always result in a fine, but it’s best to comply.

Another noteworthy aspect, that one must comply with is the "rolling stop" sign. It might pass in some countries but not in France! If you don’t come to a complete stop, even at seemingly empty junctions, you risk a hefty fine.

Even environmental restrictions can change by the day. If you’re driving in cities with ZFE zones (low emission zones), access rules can change daily based on pollution levels. Even if your Crit’Air sticker is valid, you could still be restricted on high-smog days. The Crit'Air sticker (short for Certificat Qualité de l'Air) is a mandatory anti-pollution vehicle classification system in France.

References:

Admin. “All There Is to Know about the Anti-Pollution Crit’Air Certificate in France.” Renault Group, 4 Apr. 2025, www.renaultgroup.com/en/news-on-air/news/all-there-is-to-know-about-the-anti-pollution-critair-certificate-in-france/