# Driver's license

> Official document authorizing operation of a motor vehicle.

**URL:** https://quilometragem.com/glossary/drivers-license

**Summary:** A driver's license (CNH in Brazil, licencia de conducir in Mexico) is the official authorization to operate a motor vehicle.

- A driver's license (CNH in Brazil, licencia de conducir in Mexico) is the official authorization to operate a motor vehicle.
- Classes: A (motorcycle), B (car up to 3,500 kg), C/D/E (truck, bus, articulated).
- Periodic renewal (5 years in Brazil, 3 in Mexico).
- Fleets require a current copy; an expired license blocks company-vehicle use.

A driver's license (CNH in Brazil, licencia de conducir in Mexico) is the official authorization to operate a motor vehicle. Classes: A (motorcycle), B (car up to 3,500 kg), C/D/E (truck, bus, articulated). Periodic renewal (5 years in Brazil, 3 in Mexico). Fleets require a current copy; an expired license blocks company-vehicle use.