power Circuit.
Treasure Hunt. An Event involving the solving of certain problems in which the use of a Vehicle is merely incidental as a means of transport and the skill or experience of a Driver plays no part. If the Event utilises the Public Highway, it shall be run in accordance with the Motor Vehicles( Competition and Trials) Regulations. Such Events may qualify for an Exemption of Permit.
Trials. A number of tests on private ground with the aim of bringing the car to an involuntary stop. Defined as:
a.
b.
c.
d.
Car Trial. A‘ Sporting Trial’ confined to Vehicles of a production type over a Course that is suitable to Test equally the capabilities of cars of all sizes.
Classic Reliability Trial. A Competition based on the ability to climb hills or traverse difficult sections nonstop, that may use the Public Highway for all or part of its route or may be entirely on private ground.
Sporting Trial. A Trial in which the marking during the Event is mainly based upon ability to climb hills or traverse difficult sections and in which the distance upon a highway does not exceed 50 miles.
Evening Trial. A Clubman status Event designed for Clubs to organise early evening, mid-week during the Summer months. The Official Documents must specify the type of Event( a, b or c above) which must comply with the specific requirements for each Event type.
Trucks. Two-axle road tractors, with a minimum production of 50 units during any 12-month period, duly certified by an official document from the manufacturer. The general shape of the tractor unit must correspond to the shape of a roadgoing tractor unit homologated for the transportation of merchandise.
Unauthorised Pace Notes. Documentary( whether physical or digital) notes( including any pictorial or diagrammatic representation) providing navigational aid details of a Course or Stage on a Competition route used by a Competitor during or for the purposes of a Competition and which have not been provided by or at the instance of the Organisers.
Undertaking. A written commitment to perform a particular obligation.
Unitary Construction. A Vehicle construction method whereby metal and / or composite materials are welded, riveted or bonded into a single structure to form both Chassis and Bodywork as a single structure.
Venue. The whole area or areas used for an Event under the Control of the Organiser and / or Venue owner( s).
Vulnerable People. Any adult who may have difficulty in protecting themselves from harm and / or abuse and in promoting their own interests.
Wheel. Flange and rim. By complete wheel is meant flange, rim and tyre.
Windscreen. A rigid transparent shield located in front of Vehicle occupants to protect from the wind and airborne particles.
Winter Championship. A Championship so designated and comprising Permitted Events taking place between 1 November and the last day of February in the following year.
World Record. A record recognised by the FIA as the best performance irrespective of Class.
Motorsport UK 2025 National Competition Rules Version 11
Chapter 1 Appendix 1- Definitions and Nomenclature 38