# The Road Vehicles (Display of Registration Marks) Regulations 2001, Regulation 3: Exempt vehicles


Nothing in these Regulations applies to—
(a) an invalid vehicle, that is a vehicle the unladen weight of which does not exceed 254 kilograms and which is specially designed and constructed, and not merely adapted, for the use of a person suffering from a physical disability and solely used by that person; or
(b) a pedestrian-controlled vehicle, that is a vehicle the unladen weight of which does not exceed 450 kilograms which is neither constructed nor adapted for the carriage of a driver or passenger.

---
Source: https://www.legislation.gov.uk/uksi/2001/561/regulation/3 (the official version)
Page: https://openlegislation.uk/road-vehicles-display-of-registration-marks-regulations-2001/regulation-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.