A driver may be required to produce the driving licence to police or an authorised traffic examiner.
Police and DVSA enforcement officers can stop goods vehicles.
They can check that the driver has the correct licence categories.
They can check that the driver has a valid Driver Qualification Card where required.
If a driver cannot produce the licence when requested by police, the material states it must be produced in person within 7 days, or as soon as practicable, at a police station of the driver's choice.
If requested by a Traffic Area Office, the material states the licence must be produced within 10 days, or as soon as practicable.