http://www.legislation.gov.uk/ukpga/1967/76/schedule/1/paragraph/14/enactedRoad Traffic Regulation Act 1967Speed limitsParking penaltiesRoad traffic offencesVehiclesTraffic managementKing's Printer of Acts of Parliament2023-03-02SCHEDULESSCHEDULE 1Scope of Traffic Regulation Orders that may be Made for Greater London.14Vehicles, or vehicles of any class, when unattended.