Helmets must be worn by motorcyclists and their passengers. Tolls Charged on the E59 and the E70 out of Zagreb. Driving Children must be at least 12 years of age to sit in the front seat. The legal blood alcohol limit is 50 mg. Random breath tests are legal.
Vehicles entering a roundabout have right of way.
School buses and vehicles of public transport have right of way when they're leaving a stop. Do not drive on tram lines. Don't pass a bus when passengers are getting on or off. Motorcyclists must use headlights day and night. Use your horn only in cases of immediate and extreme danger.