If you want to drive a lorry, bus or coach professionally in the UK, you will usually need to complete Driver CPC. One of the most important stages of this qualification is CPC Module 4, which is the practical demonstration test required for professional drivers.
This test ensures drivers understand vehicle safety, legal responsibilities and how to operate commercial vehicles safely. It is an essential requirement for anyone planning to drive HGV or PCV vehicles for work.
In this guide, we explain what CPC Module 4 is, what happens during the test, how to prepare and how it fits into the overall Driver CPC qualification.
What Is Driver CPC?
Driver CPC stands for Driver Certificate of Professional Competence. It is a qualification required by law for most drivers who operate HGVs, buses or coaches professionally.
The qualification was introduced to improve road safety and ensure professional drivers maintain a high standard of knowledge and vehicle operation.
Driver CPC is required if you drive vehicles such as:
- HGV lorries used for commercial transport
- 7.5 tonne delivery vehicles
- Buses and coaches carrying passengers
- Commercial transport vehicles
If you’re planning to become a professional driver, you will normally complete Driver CPC alongside your HGV driver training or PCV driver training.
What Is CPC Module 4?
CPC Module 4 is the practical demonstration part of the Driver CPC qualification. During this assessment, drivers must demonstrate their understanding of vehicle safety and operational procedures.
Unlike the standard HGV driving test, Module 4 does not involve driving the vehicle on public roads. Instead, candidates are assessed on their ability to explain and demonstrate important safety procedures.
This test ensures drivers understand how to operate commercial vehicles safely and professionally.
What Does the CPC Module 4 Test Involve?
The CPC Module 4 test focuses on real-world safety procedures that professional drivers must understand before operating a commercial vehicle.
The test usually covers areas such as:
- Vehicle safety checks
- Load security
- Preventing illegal immigration
- Assessing emergency situations
- Driver responsibilities
During the test, the examiner will ask you to explain or demonstrate these procedures using a training vehicle.
Preparation is normally included within a structured CPC Module 4 training course.
Who Needs to Take CPC Module 4?
You will need to take CPC Module 4 if you plan to drive professionally and are completing the initial Driver CPC qualification.
This typically applies to drivers who are gaining their first HGV or PCV licence and intend to work in transport roles such as:
- HGV delivery driver
- Logistics transport driver
- Bus or coach driver
- 7.5 tonne vehicle driver
- Commercial goods transport driver
If you are driving commercially, passing Module 4 is usually required before you can start work.
What Happens During the Test?
The Module 4 assessment usually lasts around 30 minutes. During this time, you will be asked questions and asked to demonstrate practical procedures.
The test is typically split into several sections, with the examiner assessing your understanding of safety procedures and professional driving responsibilities.
Because the test focuses on knowledge and demonstration rather than driving, most candidates find it manageable with the right preparation.
How to Prepare for CPC Module 4
The best way to prepare for Module 4 is through structured training with an experienced instructor. Training courses guide you through the exact questions and demonstrations that may appear during the assessment.
During training you will normally cover:
- Vehicle walkaround safety checks
- Load security procedures
- Emergency situation management
- Driver responsibilities and legal compliance
- Passenger and cargo safety
These practical demonstrations are the same types of scenarios you may encounter during real-world driving work.
Where Can You Take CPC Module 4?
CPC Module 4 tests are carried out at approved testing locations across the UK. Many drivers complete training locally before attending their assessment.
You can explore locations such as:
- CPC Module 4 Warrington
- CPC Module 4 Preston
- CPC Module 4 Manchester
- CPC Module 4 Lancaster
- CPC Module 4 Blackburn
Completing training close to home often makes the process easier and allows drivers to prepare in a familiar environment.
How Does Module 4 Fit Into HGV Training?
Module 4 is just one part of the full Driver CPC qualification. Most new drivers complete it alongside their licence training.
For example, someone completing Class 2 HGV training or Class 1 HGV training may also complete CPC training during the same training programme.
This ensures drivers are fully qualified to start professional work immediately after passing their tests.
Final Thoughts
CPC Module 4 is an essential part of becoming a professional driver in the UK. The assessment ensures drivers understand the safety procedures and responsibilities involved in operating large commercial vehicles.
With the right preparation and training, most candidates complete the test confidently and move one step closer to starting a career in the transport industry.
If you’re preparing for Driver CPC, explore our CPC Module 4 training courses or find a location near you.