GOV.UK
Vehicle manufacturing and modification
The law on converting or making modifications to vehicles, vehicle manufacturing classification.
Services
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Trade licence plates
Trade licence plates - who can use them, when they can be used and how to get a trade licence
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Quad bikes: the rules
To drive a road legal quad bike you must have it approved, registered, taxed and given an MOT if needed
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Apply for a vehicle test or certificate for a lorry or trailer
Send test and certificate forms using the technical application submission (TAS) service, including first time tests, notifiable alterations and replacing plating or test documents
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Change a heavy goods vehicle (HGV) plated details or notify alterations
Send details of notifiable alterations or apply for a change of plated details of a heavy goods vehicle (HGV) or trailer of over 3.5 tonnes.
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Replace heavy goods vehicle (HGV) plating or test documents
Apply to get replacement heavy goods vehicle (HGV) plating and testing documents if the originals have been lost, stolen or defaced.
Guidance and regulation
- Individual Vehicle Approval (IVA) inspection manual: cars
- Individual Vehicle Approval (IVA) scheme guide
News and communications
Research and statistics
- Vehicle Market Surveillance Unit programme results, 2017
- Vehicle safety defect investigations, recalls and collision investigations data for Great Britain
- Vehicle approval, alteration and identity check data for Great Britain