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Key Facts: DGT C Exam
20
current C-specific theory questions
DGT Manual IV 2025
20 min
current C-specific theory time
DGT Manual IV 2025
2 max
errors allowed on a 20-question specific test
DGT Manual IV / Reglamento General de Conductores
94.05 EUR
Sede DGT tasa 2.1 in 2026
Sede DGT solicitud de prueba de aptitud
2
convocatorias per standard application
Sede DGT solicitud de prueba de aptitud
3,500 kg+
category C truck MMA threshold
DGT clases de permisos / Manual III
For Spain DGT category C, study both official logistics and heavy-vehicle content. The current DGT manual gives specific knowledge tests as 20 questions in 20 minutes with no more than 2 errors, while Sede DGT lists tasa 2.1 as 94.05 EUR and two convocatorias per standard application. Category C covers trucks over 3,500 kg MMA outside D passenger categories, with C+E needed for trailers or semitrailers over 750 kg MMA.
Sample DGT C Practice Questions
Try these sample questions to test your DGT C exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.
1What is the current DGT Manual IV size of a specific knowledge test such as category C?
2How much time is allowed for the current C-specific theory test?
3How many errors are allowed on the current 20-question C-specific test?
4What does Sede DGT list as tasa 2.1 in 2026 for a truck permit test application?
5How many convocatorias does a standard paid DGT permit application normally include?
6How long is a passed DGT aptitude test valid while completing the permit process?
7How long is the psychophysical aptitude report valid according to Sede DGT?
8Which body administers Spain category C permit tests?
9What does DGT say about its online practice-test service?
10What happens if a candidate uses a phone during a DGT theory test?
About the DGT C Exam
The Spain DGT category C pathway is the theory and practical route for trucks and other goods vehicles over 3,500 kg MMA that are not D-category passenger vehicles. DGT lists C at age 21, with an 18-year route for holders of CAP initial qualification in the ordinary modality, and Sede DGT lists tasa 2.1 at 94.05 EUR for each permit test application in 2026. Current DGT Manual IV states that specific knowledge tests have 20 questions, 20 minutes and a 10% maximum-error rule, while Manual III supplies the truck-heavy content: masses and dimensions, cargo restraint, visibility, braking systems, tachographs, rest times, vehicle documents, route restrictions and driver responsibility for goods.
Assessment
Current DGT Manual IV states that the common knowledge test has 30 questions and specific knowledge tests have 20 questions. Category C candidates normally face common theory when not exempt, a C1/C-specific truck theory test unless exempt, closed-circuit truck manoeuvres and an open-road practical test.
Time Limit
20 minutes for the C-specific knowledge test; 30 minutes for the common test when required
Passing Score
No more than 10% errors; for the current 20-question specific test, that means no more than 2 errors.
Exam Fee
Tasa 2.1 of 94.05 EUR per truck permit test application; auto-school, CAP and medical costs are not included. (Direccion General de Trafico (DGT))
DGT C Exam Content Outline
Exam Logistics and Category C Scope
DGT C scope, age and CAP exception, C versus C1/C+E, common and specific knowledge tests, 20-question specific test format, tasa 2.1, two convocatorias and two-year passed-test validity
Truck Rules, Signs and Route Planning
Priority, roundabouts, roadworks, tunnels, wind, breakdowns, vulnerable users, slow-vehicle behaviour, DGT truck restrictions and safe route planning
Masses, Dimensions and Authorisations
MMA, axle limits, length, width, height, V-6 long-vehicle marking, V-23 contour marking, alternative-fuel increments, combined transport and ACC rules
Load Security and Stability
Load placement, restraint devices, anchorage, loose cargo, V-20 panels, night marking, lateral projection, liquid surge, hanging loads, centre of gravity and loading/unloading
Braking, Maintenance and Tachographs
Air brakes, ABS, brake fade, retarders, tyres, preventive checks, mechanical basics, tachograph scope, records, downloads, daily rest and company duties
Documents, Impairment and Emergency Conduct
Driver permit, vehicle documentation, CAP, ADR awareness, freight responsibility, accident response, fatigue, alcohol, drugs and medicines
How to Pass the DGT C Exam
What You Need to Know
- Passing score: No more than 10% errors; for the current 20-question specific test, that means no more than 2 errors.
- Assessment: Current DGT Manual IV states that the common knowledge test has 30 questions and specific knowledge tests have 20 questions. Category C candidates normally face common theory when not exempt, a C1/C-specific truck theory test unless exempt, closed-circuit truck manoeuvres and an open-road practical test.
- Time limit: 20 minutes for the C-specific knowledge test; 30 minutes for the common test when required
- Exam fee: Tasa 2.1 of 94.05 EUR per truck permit test application; auto-school, CAP and medical costs are not included.
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
DGT C Study Tips from Top Performers
Frequently Asked Questions
How many questions are on the DGT category C specific theory test?
Current DGT Manual IV states that all specific knowledge tests currently have 20 questions. The common knowledge test, when required and not exempt, currently has 30 questions.
How much time do I get for the C-specific theory test?
DGT Manual IV gives one minute per question. Since the current specific test has 20 questions, the C-specific knowledge test time is 20 minutes.
How many mistakes are allowed?
DGT rules allow errors of no more than 10% of the questions. On a 20-question specific test, this means no more than 2 errors.
How much is the official DGT fee in 2026?
Sede DGT lists tasa 2.1 of 94.05 EUR for each permit test application for a truck permit. Auto-school, CAP and medical-report costs are separate.
What does category C let me drive?
DGT lists category C for automobiles other than D1 or D with MMA over 3,500 kg. A trailer or semitrailer over 750 kg MMA requires the C+E category.
Do professional truck drivers need CAP as well as category C?
DGT states that professional driving of C-family vehicles must also meet initial qualification and continuing-training rules for road-transport drivers. CAP is separate from the driving permit.