What the circled "Z" on Google Maps means

Drivers using Google Maps in Europe have been seeing a small Z icon in their route details, causing curiosity about its meaning. This icon isn't a zebra crossing or indicating sleep mode. Instead, it serves as a warning that the route will pass through a low-emission zone (LEZ). Over 2 billion people monthly use Google Maps for navigation, but the varying rules across countries can lead to unfamiliar icons.

Disregarding this warning could result in a fine, as older or more polluting vehicles may not be permitted in these zones. A LEZ is a designated area, often a city center, where the use of older and more polluting vehicles is restricted. This could involve banning specific diesel cars, charging higher fees for vehicles exceeding a pollution level, or requiring a particular sticker on the windshield to indicate the car's emissions class.

The rules vary depending on the city. In 2021, Google Maps began alerting drivers about LEZs in Germany, the Netherlands, France, Spain, and the UK, represented by a circled lowercase i. This icon was later changed to a capital Z. Google has plans to expand these alerts to cover over 1,000 low-emission and low-traffic zones in Europe, including Italy, Sweden, and Austria.

Before embarking on a trip through Europe, it's advisable to check if your route will go through a LEZ. This will allow you to obtain the necessary sticker in advance or plan an alternative route. Google Maps will notify you if you're entering a low-emission zone before you start your journey. By clicking the link provided, you can verify if your car meets the emission standards required for the zone.

Google Maps itself doesn't know your car's emissions class; it merely alerts you to the presence of a low-emission zone. The city's official page will provide information on what your car needs to comply with the regulations. If your vehicle doesn't qualify, consider alternative routes suggested by Google Maps or park outside the LEZ limits and complete the journey using public transportation.

If you're renting a car, ensure to inquire with the rental company whether your vehicle is suitable for driving through low-emission zones.