How many questions does the C licence theory exam have?

The C licence theory exam has 20 multiple-choice questions taken at an official DGT test centre.

How many errors are allowed in the C licence theory exam?

A maximum of 2 errors are allowed to pass the C licence theory exam. From 3 wrong answers the exam is failed.

How long is the C licence theory exam?

You have 20 minutes to answer the 20 questions of the C licence theory exam. You can flag questions and review them before submitting.

How much does the C licence theory exam cost?

The official DGT fee (tasa 4.6) for the C licence is €94.05. This fee covers both the theory and practical exams as well as each retake. Add the medical certificate (€35–€60) and, if you train with a driving school, practical lessons.

C License Syllabus

Goods vehicles over 3,500 kg.

20 questions

Max 2 errors

20 minutes

6 topics

Normativa de mercancías

El conductor de Permiso C - Camion debe dominar el marco de transporte de mercancias: categoria autorizada, visibilidad, masas y dimensiones del vehiculo, estiba, itinerario y obligaciones de prudencia propias de un pesado.

Señales

Domina la jerarquia entre agentes, senalizacion circunstancial, semaforos, senales verticales y marcas viales, y estudia el catalogo oficial vigente con atencion a las actualizaciones mas recientes y a su aplicacion real en examen.

Técnicas de camión

La tecnica con camion exige observacion lejana, gestion del angulo muerto, uso suave de frenos y cambio de ritmo muy anticipado. Cuanto mas pesado es el vehiculo, menos margen queda para improvisar.

Tiempos de conducción y descanso

Los tiempos de conduccion y descanso son normativa de seguridad vial y laboral. En permisos profesionales debes memorizar los limites base del Reglamento (CE) 561/2006 y comprender que su finalidad real es cortar la fatiga antes de que se convierta en siniestro.

Mecánica y mantenimiento

El mantenimiento preventivo de camiones y vehiculos de mercancias forma parte de la seguridad vial: evita averias, reduce distancia de frenado, mejora estabilidad y disminuye errores en examen y circulacion real.

Carga segura

La carga segura es materia central del permiso profesional: una estiba deficiente altera centro de gravedad, reparto por ejes, frenada y estabilidad, y puede terminar en vuelco, perdida de mercancia o riesgo grave para terceros.

Everything about the C license in Spain

The C license is a professional permit for driving trucks over 3,500 kg. The theory exam includes a common test and a specific test. Topics cover goods transport regulations, driving and rest times, tachograph, and load safety.

Frequently asked questions about the C licence

How many questions does the C licence theory exam have?: The C licence theory exam has 20 multiple-choice questions taken at an official DGT test centre.
How many errors are allowed in the C licence theory exam?: A maximum of 2 errors are allowed to pass the C licence theory exam. From 3 wrong answers the exam is failed.
How long is the C licence theory exam?: You have 20 minutes to answer the 20 questions of the C licence theory exam. You can flag questions and review them before submitting.
What vehicles can you drive with the C licence?: Goods vehicles over 3,500 kg.
How much does the C licence theory exam cost?: The official DGT fee (tasa 4.6) for the C licence is €94.05. This fee covers both the theory and practical exams as well as each retake. Add the medical certificate (€35–€60) and, if you train with a driving school, practical lessons.

Compare the C licence with others

Mandatory for paid driving

With a C licence you also need the CAP — full 2026 guide

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