Is it obligatory for vehicles to have a properly functioning speedometer?

1. No. It is not obligatory to have it functioning properly. It is enough if you drive according to speed limit.
2. Not always, only when a Techograph is installed in the vehicle.
3. No, it depends on the driver’s own discretion.
4. Correct answer: Yes, always.

WhyThe speedometer must always work. Without it you cannot control your speed.